Yawning is not due to lack of oxygen in the brain as previously thought, but due to a temperature regulation activity, according to a 2014 study. This helps explain why we yawn less in the winters.

We yawn when we are tired or bored, as the brain slows down, causing the temperature to dro...

Smoking siphons off your energy by causing insomnia.

The nicotine in tobacco is a stimulant, so it speeds the heart rate, raises blood pressure, and stimulates brain-wave activity associated with wakefulness, making it harder to fall asleep.

Our diets have a HUGE impact on brain function. Our brains consume over 20% of all nutrients & oxygen that we consumed.

So remember to feed your brain with the good stuff! (i.e. fresh fruit and veg & plenty of OMEGA 3 oils found in oily fish)