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Overview of Sleep Disorders Facts about sleep disorders Loss of sleep can cause problems at home or on the job. It can lead to serious or even fatal accidents. The National Sleep Foundation notes that: Between 50 and 70 million U.S. adults have some type of sleep or wakefulness

Dental Sealants What are dental sealants? Dental sealants are thin, plastic coatings that bond to the chewing surfaces of the back teeth (molars and premolars). Sealants help prevent tooth decay (cavities). They work very well on the back teeth. These teeth contain more hard-to

Metabolic Syndrome What is metabolic syndrome? Metabolic syndrome means that you have three or more health problems that put you at higher risk for diabetes, heart disease, and stroke. It is also known as insulin resistance syndrome. It's also called syndrome X. If you have

Neonatal Abstinence Syndrome What is neonatal abstinence syndrome? Neonatal abstinence syndrome (NAS) is a set of signs and symptoms that may occur after babies are exposed to medicines or other substances in the uterus before birth. Babies can then experience withdrawal after

Scars What is a scar? A scar is the body's natural way of healing and replacing lost or damaged skin. It's often made of fibrous tissue. Scars may form due to infections, surgery, injuries, or inflammation of tissue. They may appear anywhere on the body. A scar may look flat

Pollen and Children What is pollen? Each grain of pollen is tiny (microscopic). When there is a lot of pollen together, it becomes a fine yellow powder. It's made of the male reproductive cells of flowering plants, trees, grasses, and weeds. It's the most common cause of hay

The Cardiologist A cardiologist is a doctor who has had extra training to treat problems of the heart and blood vessels. A cardiologist has at least 10 years of medical training. It includes: 4 years of medical school. 3 years of training in internal medicine. 3 or more years in

Nutrition During Pregnancy The importance of good nutrition during pregnancy About 300 extra calories are needed every day to maintain a healthy pregnancy. These calories should come from a balanced diet of protein, fruits, vegetables, and whole grains. Sweets and fats should be

Methods of Surgery What are the different methods of surgery? Surgery doesn't always mean large cuts (incisions) and long healing times, as in the past. Depending on the type of surgery, several methods may be used. People with the same diagnosis won't always be advised to have

Exercise for Cancer Prevention People who are overweight or obese have a higher risk of getting certain cancers. This includes cancers of the: Breast (for people past menopause). Endometrium. Ovary. Kidney. Liver. Rectum. Esophagus. Colon. Pancreas. Stomach. Thyroid. Gallbladder