Millions of Americans are walking around with dangerously low vitamin D levels, and many don't even know it. Music of the Movement: 8-year-old singer finds her voice during Montgomery Bus Boycott to ...

If you regularly wake up from seven or eight hours of sleep still feeling tired, your instinct might be to start aiming for nine or even 10 hours a night — but that move might not solve the problem.

While lack of sleep is one of the biggest reasons why people can feel tired, it’s not the only explanation. Here are five other reasons you may feel tired.

Fatigue, irratibility and brain fog can last ... in a follow-on trial after the autumn return to standard time, drivers reported feeling less sleepy. These findings suggest the spring transition ...

The research shows that people who report high levels of fatigue are more than twice as likely to die within 2.7 years compared to those who feel less tired. This study, led by Dr. Nancy W.

Wall Street has its eye on weaker consumer spending, which could impact earnings. Americans aren't feeling great about the economy, and it's translating to a weaker outlook for spending.

I spoke to Oishi about his book and what it has to offer everyday people who may otherwise feel their life is missing something. Here is an edited version of that conversation. Shigehiro Oishi: When ...

Blue circle: in endurance exercise, the body proceeds aerobic oxidation and generates more lactate with decreasing oxygen; athletes feel fatigue after exercise. Orange circle: in intense exercise, the ...

The other day, I had coffee with a colleague who was struggling. Nothing dramatic—just one of those seasons where everything feels heavy. We sat, sipped our lattes, and talked about everything ...

Tired of feeling tired? Watch this video and learn how to sleep better to feel better 'We're scared. We're outraged. We're sad': Behind the angry voters at explosive town halls Where Australia’s ...