This is the latest in a series of research breakthroughs that suggest melatonin plays an important role in metabolic functions and risk of diabetes.

It appears we will have to wait until May 3 to see how Iron Man conquers his insomnia -- which I'm guessing will have something to do with Tony simplifying his life. Fortunately, you don't have to wait that long to address your sleeping hindrances.

These effective therapeutic practices are inexpensive, drug-free, easy to learn and integrate into a daily routine, and can be very effective in improving sleep.

I can usually tell how well my clients have slept the night before within about five minutes of starting our session. We all know how important sleep is, and we all know that without adequate sleep, things can go awry fairly quickly.

I asked Chicago dietician David Grotto: What are some healthy, mainstream must-eat foods that should be on everyone's shiny new grocery list for 2013? Here are his top picks.

People with delayed sleep phase feel sleepy much later in the night and need to sleep in to get sufficient sleep. As a result, they often suffer the effects of chronic lack of sleep, since most people have commitmernts to fulfill -- such as being in school or at work -- in the morning.

While these early studies on melatonin are truly exciting and indicate a potential wide array of health benefits, I am excited to see further studies that will help to clarify these possibilities.

This week, we celebrate the heightened awareness and many major environmental initiatives promoted by Earth Day. But, what about Earth Night?

Ingrained in all of us is a natural instinct for continuity in our sleeping and waking schedule each day -- our circadian rhythms. While we can choose to ignore this need for continuity by working at night or sleeping late into the day, it carries consequences.

Did you toss and turn in bed last night, robbed of a rejuvenating deep sleep? Counting sheep didn’t help? Here are some natural home remedies for in...

The Federal Drug Administration has issued a warning letter to Baked World -- a Memphis, Tenn., company marketing brownies laced with melatonin.

Lazy Cakes, a brownie filled with now 7.8 mg of melatonin, unknown amounts of valerian root and other "herbal" drugs, was recently banned by the Arkansas Department of Health.

Melatonin is a sleep and body clock regulator, not a sleep initiator.

With the build up to Christmas over, all that remains are the days until the New Year makes its entrance. This time can be equally stressful, but It doesn't have to be that way, says Harvard Medical School's Dr. John R. Sharp.

So what's the magic in cherry juice? Cherries contain melatonin, a natural antioxidant with a well-documented history of helping to regulate the sleep-wake cycle.

For parents of children with attention deficit hyperactivity disorder (ADHD) who can't fall asleep easily, there could be a new solution: melatonin.