Tramadol is a prescription opioid pain medication used to reduce moderate to severe pain. It can cause sleep-related side ...

Statins do not drain your energy but may cause mild side effects, like nausea and muscle aches and pains, that may make you feel tired. How long does it take for your body to get used to statins?

Almost as old as the Thanksgiving holiday itself is the annual musing: Does turkey make you sleepy? The alleged culprit (or misunderstood target) of the leading cause of Turkey Day naps is tryptophan.

If you've noticed a shift in your energy levels lately, you're not alone. There's a reason some animals hibernate come autumn ...

These processes force your body to exert extra energy. Hence, you may feel tired and lethargic, without even having done much. Medical experts use the term "vasodilation" as a way the body ...

Almost undeniably, improving the duration and quality of your sleep will lead to greater performance gains. It is commonly ...

Similarly, when the apigenin in chamomile binds to GABA receptors, it has a sedative and relaxing effect — that's why chamomile tea can make you feel sleepy. Some research has indicated that ...