Sometimes, the reason you're unable to fall asleep is not that cut and dry. Food intolerances? Nutritional deficiencies? They can all affect your sleeping habits. Here's what you should know.

Mcg stands for microgram and mg stands for milligram. Understanding the difference, and how to convert mcg to mg, can ensure you measure the correct dosage for medication.

If hot summer nights are making it difficult to sleep and turning on the AC isn't an option, here are 11 expert-approved tips to help you drift off to sleep.

Sleep disorders and personal schedules can damage sleep quality. Kristen Knutson of the University of Chicago says "there is laboratory evidence that short sleep durations of four to five hours have negative physiological and neurobehavioral consequences.

You know a sleepless night can spell trouble the next day. But that doesn’t just mean dozing off at your desk or your workout feeling like a slog. Here’s a look at eight serious issues you can run into.

Sleep apnea is a serious problem that can interfere with your quality of life. Yoga can help you learn to breathe and move more comfortably as you sleep.

In an interview with Vogue Paris, Rihanna confessed that she only gets three to four hours of sleep. Should you be doing the same?

Ever woken up furious because you just dreamed your [partner cheated](https://www.livestrong.com/slideshow/1011388-signs-partner-having-emotional-affair/) on you? It may seem crazy, but what you dream about at night can set the tone for the rest of your day. [A 2013 study](http://journals.sagepub.com/doi/abs/10.

Located underneath the lungs, the diaphragm is a muscle that contracts every time a person takes a breath. This contraction causes the diaphragm to drop down, allowing the lungs to expand and take in air. Hiccups occur when the diaphragm suddenly contracts at other times.

Ambien, also known by the generic name zolpidem, enhances inhibitory signaling in the brain by binding to a particular subclass of chemical receptors called benzodiazepine-GABA receptors.

If you are having a tough time getting a good night’s sleep, cutting tyrosine-rich foods out of your late afternoon and evening meal plans might help. Tyrosine is a nonessential amino acid, meaning your body can manufacture it on its own. You’ll find it in numerous foods and even in alcoholic beverages.

According to the Restless Legs Syndrome Foundation, restless legs syndrome, a neurological disorder, involves a strong urge to move the legs, which often accompanies creepy-crawly sensations. Symptoms start or become worse when resting and improve when the legs move.