Being lonely can be heartbreaking - but it can also lead to trouble sleeping. The feelings of loneliness might break up a normal night's sleep, creating added distress for those who feel lonely.

For middle-aged women with restless legs syndrome, it's not just itching and an irresistible urge to move the legs. It also may be a risk factor for high blood pressure.

Sleep is an important part of your health. Without your nightly shut-eye, your body would not get the rest it needs to prepare for the next day. A lack of sleep can also lead to certain diseases, including diabetes.

For insomniacs, falling asleep and staying asleep can be very challenging, and the side effects of daytime drowsiness, difficulty concentrating and impaired motor coordination can be debilitating.

Lack of sleep can take one's vitality for life away. With slower schedules and hormone shifts, sleeping can get really slippery for older women.

With football season in full swing, it's time to get reacquainted with concussions: what to expect, how to treat and when to return to action.

Getting poor quality sleep may have more impact than yawning and sleepiness at work the next day. It could also increase the risk of developing high blood pressure in older men.

Summer vacation for kids usually means late nights and sleeping in; but when it's time for school to start, getting back into a good sleep schedule is vital for health and school performance.

Most women past the age of 45 understand the concept of sleepless nights or nights with less than four hours of shut eye.

In addition to interrupted sleep and tossing and turning all night long, people who suffer from sleep apnea my have another thing to worry about. Reduced blood supply to the heart has been linked to the sleep disorder.