Health Facts

88 Quick Health Facts: Food, Fitness, Hydration, Random (Fun!)

Contents

To be your happiest and healthiest self, we’ve brought you a wide selection of health facts covering everything from fitness to food to hydration.

Educate yourself with these top tips, and get all the information you need to stay fighting fit!

General Health Facts

Learn how you can take better care of yourself, by reading our interesting (and sometimes surprising!) general health facts:

1. Laughing is good for the heart and can increase blood flow by 20 percent.

Laughing can increase blood flow by 20%

2. Your skin works hard. Not only is it the largest organ in the body, but it regulates your temperature and defends against disease and infection.

Your skin is it the largest organ in the body and it regulates your temperature and defends against disease and infection

3. Always look on the bright side: being an optimist can help you live longer.

Always look on the bright side: being an optimist can help you live longer

4. Exercise will give you more energy, even when you’re tired.

Exercise will give you more energy, even when you’re tired

5. Sitting and sleeping are great in moderation, but too much can increase your chances of an early death.

Sitting and sleeping are great in moderation, but too much can increase your chances of an early death

6. A lack of exercise now causes as many deaths as smoking.

Sitting and sleeping are great in moderation, but too much can increase your chances of an early death

7. 39% of adults in the world are overweight.

39% of adults in the world are overweight

8. Between 2000 and 2015, the average global life expectancy increased by five years.

Between 2000 and 2015, the average global life expectancy increased by five years

9. Less than 1% of Americans ride their bike to work, while 50% of Copenhagen residents bike to work or school.

50% of Copenhagen residents bike to work or school compared to less than 1% of Americans

10. The US spends almost three times more on healthcare than any other country in the world, but ranks last in life expectancy among the 12 wealthiest industrialized countries.

The US spends almost three times more on healthcare than any other country in the world

Healthy Food Facts

Our bodies need food to survive, but all foods were not created equal.

Read through these facts about food and vitamins that you can incorporate into your diet to boost your health.

1. Chocolate is good for your skin; its antioxidants improve blood flow and protect against UV damage.

Antioxidants in chocolate improve blood flow and protect against UV damage

2. Almonds, avocados and arugula (the three ‘A’s) can boost your sex drive and improve fertility.

Almonds, avocados and arugula can boost your sex drive and improve fertility

3. Tea can lower risks of heart attack, certain cancers, type 2 Diabetes and Parkinson’s disease. Just make sure your tea isn’t too sweet!

Tea can lower risks of certain diseases

Teas can also act as natural remedies for a number of different health conditions, such as anxiety, menstrual cramps and chronic pain.

4. Eating oatmeal provides a serotonin boost to calm the brain and improve your mood.

Eating oatmeal provides a serotonin boost, which calms the brain and improves mood

5. Although it only takes you a few minutes to eat a meal, it takes your body hours to completely digest the food.

6. Women below the age of 50 need twice the amount of iron per day as men of the same age.

Women below the age of 50 need twice the amount of iron per day as men

7. An apple a day does keep the doctor away. Apples can reduce high levels of cholesterol to keep your heart healthy.

An apple a day can reduce high levels of cholesterol

8. The amino acid found in eggs can help improve your reflexes.

The amino acid found in eggs can help improve your reflexes

9. Extra virgin olive oil is the healthiest fat on the planet.

Extra virgin olive oil is the healthiest fat on the planet

10. Vitamin D is as important as calcium in determining bone health, and most people don’t get enough of it.

Vitamin D is as important as calcium in determining bone health

Mental Health Facts

It’s easy to forget how much our mental health contributes to our wellbeing.

Just like all muscles, the brain needs to be exercised and cared for to ensure you are performing and feeling your best.

1. Learning a new language or playing a musical instrument gives your brain a boost.

Learning a new language or playing a musical instrument gives your brain a boost

2. Feeling stressed? Read. Getting lost in a book can lower levels of cortisol, and other unhealthy stress hormones, by up to 68%.

Getting lost in a book can lower levels of stress hormones by up to 68%

3. Maintaining good relationships with your friends and family, reduces harmful levels of stress and boosts your immune system.

Maintaining good relationships with your friends and family, reduces harmful levels of stress and boosts your immune system

4. Drinking coffee can reduce the risk of depression, especially in women.

Drinking coffee can reduce the risk of depression, especially in women

5. Smelling rosemary may increase alertness and improve memory so catch a whiff before a test or important meeting.

Smelling rosemary may increase alertness and improve memory

6. Swearing can make you feel better when you’re in pain.

Swearing can make you feel better when you’re in pain

In a study conducted by Keele University in the UK, participants were asked to submerge their hand into a bucket of cold water.

While swearing, participants reported less pain and were able to withstand the pain longer.

7. Writing in a journal can make you a happier person!

Writing in a journal can make you a happier person

Journaling can actually boost your wellbeing in so many interesting and surprising ways!

Whether you want to express gratitude each day, learn to live more mindfully, or simply track your fitness journey, there are lots of ways to incorporate journaling into your everyday routine.

8. Chewing gum makes you more alert, relieves stress and reduces anxiety levels.

Chewing gum makes you more alert, relieves stress and reduces anxiety levels

9. Yoga can boost your cognitive function and lower stress.

Yoga can boost your cognitive function and lower stress

Think yoga is just great for improving your flexibility? Think again!

Yoga has incredible benefits, boosting your immune system, making you more productive and even improving your sex life.

No wonder it’s growing in popularity every year!

10. Walking outside – or spending time in green space – can reduce negative thoughts and boost self-esteem.

Walking outside – or spending time in green space – can reduce negative thoughts and boost self-esteem

Unknown Nutrition Facts

Think you know everything about maintaining a healthy diet? Think again!

Here are some unknown nutrition facts that might surprise you:

1. A troubled gut can send signals to the brain, just like a troubled brain can send signals to the gut.

A troubled gut can send signals to the brain, just like a troubled brain can send signals to the gut

Experts used to believe that conditions such as anxiety and depression caused digestion problems.

However more recent learnings revealed that the connection goes both ways.

2. Scientists have discovered 14 genes that cause obesity and three that prevent weight gain.

Scientists have discovered 14 genes

3. People with high blood sugar levels are more likely to experience cognitive decline.

People with high blood sugar levels are more likely to experience cognitive decline

4. Lemon is the most nutritionally powerful fruit on the planet.

Lemon is the most nutritionally powerful fruit on the planet

5. Eating eggshell can help you increase your calcium intake.

Eating eggshell can help you increase your calcium intake

Though you might discard them, eating an egg’s shell is actually good for your health!

One eggshell contains about 2.2 grams of calcium, so perfect if you’re trying to boost your calcium levels.

6. Cooking in a cast iron skillet can add significant amounts of iron to your food.

Cooking in a cast iron skillet can add significant amounts of iron to your food

Health and Fitness Facts

For a healthy body and mind, general fitness and moderate exercise are crucial. We hope these interesting health facts encourage you to move!

1. There are five main components of fitness: the body’s ability to use oxygen, muscular strength, endurance, flexibility and body composition.

The five main components of fitness

2. The human body has more than 650 muscles.

The human body has more than 650 muscles

3. Sleeping naked can help you burn more calories.

Sleeping naked can help you burn more calories

That’s because research shows when you shed your bed clothes, your body stays cool which helps to speed up your metabolism.

Sleep problems are a real issue across the US, with many negative impacts on your health.

Luckily there are lots of ways to improve your sleep, including going to bed earlier and sleeping next to someone you love!

4. Walking at a fast pace for three hours or more at least once a week, can reduce your risk of heart disease by up to 65%.

You can reduce your risk of heart disease by walking at a fast pace for three hours or more at least once a week

Being healthy and fit doesn’t necessarily equate to long hours at the gym, especially for older adults.

A study of adults over the age of 65 found that walking at least four hours a week reduced their risk of cardiovascular disease hospitalizations.

Lawrence Berkeley National Laboratory, while conducting a similar study, found that moderate intensity walking and vigorous intensity running has similar reductions in risk levels for high blood pressure, high cholesterol, diabetes and even potentially coronary heart disease.

5. Even at rest, muscle is three times more efficient at burning calories than fat.

Muscle is three times more efficient at burning calories than fat, even at rest

6. Regular activity can ease the severity and reduce the frequency of lower back pain.

Regular activity can ease the severity and reduce the frequency of lower back pain

7. Running is good for you. People who run 12-18 miles a week have a stronger immune system and can increase their bone mineral density.

People who run 12-18 miles a week have a stronger immune system and can increase their bone mineral density

8. Exercising regularly can increase your lifespan by keeping your DNA healthy and young.

Exercising regularly can increase your lifespan by keeping your DNA healthy and young

9. The average American walks 3,000 to 4,000 steps a day.

The average American walks 3,000 to 4,000 steps a day

10. Stretching increases the blood flow to your muscles and helps avoid injuries.

Stretching increases the blood flow to your muscles and helps avoid injuries

11. Practicing good posture can boost your energy levels.

Practicing good posture can boost your energy levels

Sitting up straight also has other health advantages including relieving chronic pain, improving your breathing and easing depressive symptoms.

Health and Hydration Facts

Water is the body’s natural elixir. Below we’ve compiled ten good reasons why keeping hydrated contributes to good health.

1. Drinking at least five glasses of water a day can reduce your chances of suffering from a heart attack by 40%.

Drinking five glasses of water a day can reduce your chances of suffering from a heart attack

2. Dehydration can have a negative impact on your mood and energy levels. Drink enough water to ensure you’re always at your best.

Dehydration can have a negative impact on your mood and energy levels

3. Consuming water helps the body maintain its natural pH balance.

Consuming water helps the body maintain its natural pH balance

4. Repeatedly using a plastic water bottle can release chemicals into your water. Why not try a reusable bottle instead? It’s good for you and the planet.

Repeatedly using a plastic water bottle can release chemicals into your water

5. The spinal disc core is comprised of a large volume of water therefore dehydration could lead to back pain.

Dehydration can lead to back pain

6. Kidneys filter your blood up to 300 times a day and need water to function optimally.

Kidneys filter your blood up to 300 times a day and need water to function optimally

7. Hydration is key for a good complexion. Drinking enough water also makes you less prone to wrinkles.

Hydration is key for a good complexion. Drinking enough water also makes you less prone to wrinkles

8. A lack of water can cause a range of problems, such as constipation, asthma, allergy and migraines.

A lack of water can cause a range of problems, such as constipation, asthma, allergy and migraines

9. Water can aid in weight loss because it helps to remove the by-products of fat and if consumed before a meal can make you more satisfied and eat less.

Water can aid in weight loss and can make you more satisfied and eat less
  • Dieticians recommend drinking 16 ounces of water before every meal. When combined with cutting back portions, drinking more water can help you lose weight and keep it off for at least a year.
  • Not only that, but a study by the Endocrine Society found that drinking 500ml of water increased the metabolic rate (in both men and women) by 30% within 10-40 minutes of drinking water.

10. Your muscles and joints require water in order to stay energized, lubricated and healthy.

Your muscles and joints require water in order to stay energized, lubricated and healthy

Good Health Practices

Here are a few general hints and tips to keep you feeling healthy and to ensure you’re taking good care of your body.

1. Massage isn’t just for the muscles. It can help scars fade, and can be more beneficial than lotion or oil.

Massage can help scars fade, and be more beneficial than lotion or oil

It might seem like an indulgence, but when you consider the many different ways a massage can improve your health, you’ll realise it’s a necessity!

There are plenty of different styles you can experiment with, including an energizing shiatsu massage.

2. Brushing teeth too soon after eating or drinking can soften the tooth enamel, especially if you’ve just been eating or drinking acidic foods.

Brushing teeth too soon after eating or drinking can soften the tooth enamel

Brushing teeth too soon after eating or drinking can soften the tooth enamel, especially if you’ve just been eating or drinking acidic foods.

The Academy of General Dentistry recommends waiting at least 30 to 60 minutes.

3. Want to slow the aging process? Meditation is proven to help!

Want to slow the aging process? Meditation is proven to help!

Could practicing meditation be your ticket to better health?

Increasing numbers of people are beginning to meditate thanks to the many health advantages, including better sleep, improved memory and a reduction in symptoms of anxiety.

4. Indoor air pollution can be even worse than outside.

Indoor air pollution can be even worse than outside

We often hear how damaging outdoor air pollution can be. Considering how much time is spent indoors, the quality of indoor air is just as important.

Elements such as dust, mold or cleaning supplies can contaminate the air, resulting in poor indoor air quality.

As a result of this poor air quality or lack of ventilation, irritation to the eyes, nose and throat is common, with long-term exposure leading to some respiratory diseases.

  • Working to remove sources of pollution, simply opening a window or door for more fresh air, or even getting plants that can filter air can counteract this problem.

5. SPF 50 allows only two percent of UVB rays to pass to your skin compared to seven percent when wearing only SPF 15.

SPF 50 allows only 2% of UVB rays to pass to your skin

6. The blue light from your phone can mess with your circadian rhythm.

The blue light from your phone can mess with your circadian rhythm

7. Feeling down? Plan a vacation. Not only will getting away make you feel better, but planning and anticipating the vacation will also give you a happiness boost.

Planning and anticipating a vacation will also give you a happiness boost

8. Cardio exercise before breakfast can burn more fat.

Cardio exercise before breakfast can burn more fat

9. Wild-caught fish, grass-fed meats and free-range eggs are simple ways to inject healthy changes to your diet without drastically altering what you eat.

Wild-caught fish, grass-fed meats and free-range eggs are simple ways to inject healthy changes to your diet

10. Breathing deeply in moments of stress, or anytime during the day, brings many benefits such as better circulation, decreased anxiety and reduced blood pressure.

Breathing deeply can improve circulation, decrease anxiety and reduce blood pressure

Random Health Facts

The next ten facts cover a broad spectrum, but you can use this intriguing information to impress your friends.

1. ‘Gymnasium’ comes from the Greek word ‘gymnasion’, meaning ‘to exercise naked’.

Gymnasium comes from the Greek word gymnasion, meaning to exercise naked

2. On average, there are more bacteria per square inch in a kitchen sink than the bathroom.

There are more bacteria per square inch in a kitchen sink than the bathroom

3. The nose knows: it can remember 50,000 different scents.

Your nose can remember 50,000 different scents

4. Humans have 46 chromosomes, while peas have 14 and crayfish have 200.

Humans have 46 chromosomes, while peas have 14 and crayfish have 200

5. During an allergic reaction your immune system is responding to a false alarm that it perceives as a threat.

During an allergic reaction your immune system is responding to a false alarm that it perceives as a threat

6. Left-handed people are more likely to suffer from ADHD.

Left-handed people are more likely to suffer from ADHD

7. The eye muscles are the most active in the body, moving more than 100,000 times a day!

The eye muscles are the most active in the body, moving more than 100,000 times a day

8. A human cough can travel as fast as 50mph. Sneezes can travel up to 100 mph — faster than the average car!

A human cough can travel as fast as 50mph. Sneezes can travel up to 100 mph

9. Although bodies stop growing, noses and ears will not.

Although bodies stop growing, noses and ears will not

10. The soles of your feet contain more sweat glands and nerve endings per square inch than anywhere else on your body.

The soles of your feet contain more sweat glands and nerve endings per square inch than anywhere else on your body

It’s not uncommon for your feet to be sore at the end of the day, especially if you spend a lot of time standing up or walking.

Foot pain, ranging from general soreness at the end of a long day, to a more serious condition, is common.

Surprising Medical Facts

Our body is full of surprises!

Prepare to be shocked and enthralled by the following surprising medical facts:

1. Smelling the head of a newborn baby decreases aggression in men. However it increases aggression in women.

Smelling the head of a newborn baby decreases aggression in men. However it increases aggression in women

Don’t be alarmed! This aggression manifests in women as a deep desire to protect their children, referred to as the “mama bear” instinct.

2. The microbe that causes anthrax can numb multiple types of pain in mice.

The microbe that causes anthrax can numb multiple types of pain in mice

A toxin from the microbe targets pain-sensing cells to change signals and block pain.

Results offered hope to scientists looking for pain management options for their patients that don’t have the systematic effects of opioids and other painkillers.

3. Men who live alone for several years are prone to higher levels of inflammation.

Men who live alone for several years are prone to higher levels of inflammation

4. Pupil size can be a marker of intelligence.

Pupil size can be a marker of intelligence

Scientists recently discovered that baseline pupil size is related to individual differences in intelligence.

Based on reasoning, attention and memory tests, the larger your pupils, the higher your intelligence!

5. People with a positive outlook are less likely to experience memory decline as they age.

People with a positive outlook are less likely to experience memory decline as they age

If you’re looking for ways to develop a more positive outlook we have a list of inspirational affirmations that can help!

6. Laughing 100 times is equal to 15 minutes on an exercise bike.

Laughing 100 times is equal to 15 minutes on an exercise bike

7. Heavy metal music can reduce anger and encourage positive emotions.

Heavy metal music can reduce anger and encourage positive emotions

8. A smoker’s life expectancy is reduced by 11 minutes per cigarette.

A smoker’s life expectancy is reduced by 11 minutes per cigarette

9. You typically only breathe through one nostril at a time.

You typically only breathe through one nostril at a time

You can train yourself to practice alternate nostril breathing, a yogic practice that can help to quiet a busy mind.

10. According to a study from Harvard University, people who are always running late tend to be happier and live longer!

According to a study from Harvard University, people who are always running late tend to be happier and live longer!

11. Got a kidney stone? Riding a rollercoaster can help!

Got a kidney stone? Riding a rollercoaster can help!

Amazingly scientists found that riding a rollercoaster had nearly a 70% success rate in helping patients pass kidney stones!

Is your mind now bursting with new information or are you desperate to learn more?

Take a look at our list of 48 Fitness Facts to get you moving!

Laura Smith

Author

Laura Smith

Associate Editorial Manager

Specialist health & wellbeing writer, passionate about discovering new technologies & sharing the latest research.