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The body's "biological clock," or 24-hour cycle (circadian rhythms), controls functions such as sleeping and waking. Your body

Most people have muscle pain from time to time. But the pain from myofascial pain syndrome is an ongoing or longer-lasting pain

Nancy started smoking in nursing school. It helped relieve the stress of school. But years later, something happened to make her

John, 39 Read more about John and how he quit smoking. Planning was key to John's success. "The [stop-smoking] class taught me how

After 8 years of trying to quit smoking, Nate was sick of it—literally. His throat hurt so much from smoking that he said to

Briefly discusses causes of female genital problems and injuries, including pelvic pain, vulvar problems, rashes, and infections

Briefly discusses signs of abuse and how to find help. Offers interactive tool to help decide when to seek care. Also offers steps

Briefly discusses the common causes of nausea and vomiting in children, including stomach illnesses and infections. Offers

Briefly discusses symptoms and causes of weakness and fatigue, including illnesses, infections, health conditions, and medicines

Radiofrequency palatoplasty is a procedure that uses an electrical current to shrink and stiffen the back part of the roof of the