According to Caltech researchers, there's a protein in our brains that reacts to light.
Do elephants survive with just a little sleep?
The new research has found that sleep actually consolidates bad memories, making people live with them for longer, backing up the old saying, "Never go to bed angry."
A new study has recently revealed that improper sleeping habit may worsen the kidney function.
A study has recently revealed that walking may improve sleep with lung cancer.
Men as the key role in getting women impregnated have to watch their sleep, as a new study suggested.
Researchers found that kids who lack sleep can fall to obesity.
No matter what villains in movies say, sleep is not only for the weak. We all need it.
Sleep disorders such as sleep apnea and insomnia may increase the risk factors associated with heart disease.
People are advised to sleep naked since it promotes deeper and healthier sleep, production of oxytocin, increases sperm count for males, and avoids bad odor and infection for females.
Researchers found the hormone reduced the number and size of cancer cells in lab experiments.
Sleep frequency may increase the risk of suffering a stroke according to a new study. Too much sleep or too little may raise the risk of the disease, where the blood supply is cut-off.