Tobacco is one of the leading causes of cancer worldwide. Not only that, smokers also have many other consequences, such as hypertension, fast aging, weak cardiovascular ...
American scientists only sleep 7 hours a night to protect men from prostate cancer risk.
Sleep is essential for humans to maintain health and recharge energy after a tiring day.
A new recommendation for sleep duration, much more detailed for each age has just been published by American experts.
Studies have shown that just spending a few nights sleeping 7 hours or less is enough to make our brains become less alert and react significantly slower.
Children who sleep less than 9 hours every night have difficulty in acquiring knowledge at school. This is a study by scientists from the University of Barcelona (Spain).