William Chapman Lee MD

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...

What is a bubble study?A bubble study is a type of echocardiogram, which is the ultrasound of the heart. An echocardiogram is done to visualize the heart and its surrounding areas. Better images of the heart can be produced when a “contrast” is used during the echocardiogram. In a bubble study,...

A review of data from a major women’s health study failed to find a significant association between ovary removal during a hysterectomy and an increased risk of heart disease. This is in contrast to the results published from another large study that reported that the risk of heart disease...

Triglycerides are produced as a product of breakdown of fats. It is also produced from carbohydrates to be stored as energy. Triglycerides are generally stored in fat cells and released when needed.The healthy range or normal level of triglycerides in the body is less than 150 milligrams per...

Spanish researchers have found that foods fried in healthier oils, like olive or sunflower oil, may not cause heart disease and premature death. The study was conducted on 40,000 adults who were followed up for 11 years to track the food intake and risk of heart disease. Although the study brings...

Invasive dental treatments, like tooth extractions, may increase the risk of heart disease or stroke, according to a new study published in, Annals of Internal Medicine. The results show the risk as a short-term one, which can return back to normal after six months.Earlier studies have shown a link...