The longer you go without sleep, the more your body and brain start to struggle. Your reactions slow down, emotional ...

The body’s natural sleep-and-wake cycle is reasonably ... person to person and across different age groups. One person may need eight full hours, while another can function with less sleep.

We’ve all been there. You need the TV on to fall asleep. You can't fall asleep without background noise. You struggle to get a solid night’s sleep, and then wake up exhausted. “There are ...