FlexiLingo
Can you train yourself to become a night owl—or an early bird? Millions of people try. They force themselves to stay up later, wake up earlier, or work overnight because that's what life demands. But can your body really adapt? Or is there a biological clock inside you that simply refuses to cooperate? Scientists now know that your circadian rhythm governs much more than when you feel sleepy. It helps regulate your energy, mood, memory, metabolism, immune system, hormones, and even your risk for a surprising number of chronic diseases. When that internal clock falls out of...