Dr. Ralph A. Manchester M.D.

Walking is one of the simplest forms of exercise and does not require any equipment, other than a pair of good shoes.Julia Valentour, MS, exercise physiologist and program coordinator for the American Council on Exercise, suggests that exercise doesn't have to be hard to be very effective. If a...

What are gallstones?Gallstones are hard, stone-like crystals found in the gallbladder. The gallbladder is an organ found beneath the liver, particularly on the right side of the abdominal cavity. The pear-shaped organ releases bile into the small intestine to help digest the food we eat. The liver...

Primary care providers, family physicians, generalists, and internists can be tricky designations to understand because these healthcare providers similarly cover a number of areas when diagnosing and treating people. However, knowing their differences can be helpful when it comes to finding the...

What is cholesterol?Cholesterol is primarily produced in the liver, which makes approximately 1,000 milligrams of cholesterol per day. However, it can also be produced by the cells lining the small intestines and also by each cell present in the body. Abnormally low cholesterol levels would mean...

IntroductionTo maintain good health, balanced cholesterol levels are quite important. The liver is an organ that detoxifies drugs and other foreign substances. It also stores glycogen, which the body utilizes for energy. Other important functions of the liver include metabolizing carbohydrates,...

First introduced in China, E-cigarettes, or electronic cigarettes, are devices that make nicotine vapors for inhaling. It is battery powered, and is a popular choice for people who do not want to inhale smoke that is in normal cigarettes. It is considered as an alternative for tobacco lovers as the...