MORE RESEARCH. How noise affects your sleep While you sleep, your brain continues to register and process sounds on a basic level. Noise can jostle your slumberâcausing you to wake, move, shift between stages of sleep, or experience a change in heart rate and blood pressureâso briefly that you don't remember the next morning.
The human body can only exist for 5-7 days without water, thus dehydration must be taken seriously. Just exactly what does dehydration mean? Medically, dehydration is a serious and potentially life-threatening condition in which the body contains an insufficient volume of water for normal functioning.
An hour before you hit the gym, grab an extra 20 ounces to hydrate before you dehydrate. It takes 60 minutes for the liquid to travel from your gut to your muscles, Bonci says. Myth: Tea and coffee dehydrate you. Fact: Down two venti house blends and you'll visit the ladies room often enough to earn a VIP pass.