**Laughing is good for the heart** and can increase blood flow by 20 percent².
- **Your skin works hard**. Not only is it the largest organ in the body, but it regulates your temperature and defends against disease and infection².
- **Always look on the bright side**: being an optimist can help you live longer².
- **Exercise will give you more energy**, even when you're tired².
- **Sitting and sleeping are great in moderation**, but too much can increase your chances of an early death².
- **A lack of exercise now causes as many deaths as smoking**².
- **39% of adults in the world are overweight**².
- **Between 2000 and 2015, the average global life expectancy increased by five years**².
- **Chocolate is good for your skin**; its antioxidants improve blood flow and protect against UV damage³.
- **Almonds, avocados and arugula (the three ‘A’s) 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!³
- **Eating oatmeal provides a serotonin boost to calm the brain and improve your mood**³.
- **Being dehydrated impairs your exercise performance**. Water is very important to your body¹.
- **It only takes 2.5 hours of moderate physical activity to see cardiovascular benefits**¹.
- **People who don’t exercise regularly can lose 80% of their strength by age 65**¹.
- **Walking briskly burns nearly as many calories as jogging**¹.
- **People who are single work out more than those who are married**¹.
- **You have up to 500 species of bacteria living in your gut**. Their total weight is three pounds. They number in the trillions and their collective DNA outnumbers yours 100 to 1⁴.
- **There is wisdom in the tradition of squeezing lemon into tea**.
Citrus juice added to green tea boosts 13-fold the amount of anti-oxidants surviving the trip through your digestive tract⁴.
- **Soda leaches calcium from your bones**. One can a day increases your chance of getting diabetes by 22%. And as you may already know, diet soda makes you eat more and gain weight⁴.
I hope you enjoyed these facts and learned something new.
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