Dr. Kim W. Johnston, MD

What is rheumatoid arthritis? Rheumatoid arthritis is a progressive inflammatory disorder that can result in swollen and painful joints. There are no particular types of bacteria or types of viruses that cause this disease, because the culprit is the person's own immune system. The condition occurs...

A new review of studies shows that physical activity and exercise may help children to perform better in academics. According to the researchers physical activity improves the functioning of the brain and enhances thinking skills by increasing blood flow and oxygen to the brain cells. Exercise also...

The bladder is the organ in the human body that stores urine temporarily to be released later through the urethra. It is, therefore, a very important part of the body. Unfortunately, in some cases of bladder cancer, the bladder has to be removed.The removal of the urinary bladder is done through a...

IntroductionAlthough doctors have the best intentions, it does not always mean that they will perfectly recognize their patient’s greatest need. For this reason, patients also need to take an active role when it comes to communicating with their doctor.One of the best ways to make sure that...

What is anemia?Anemia occurs when there are low levels of red blood cells (RBCs) in the body. Red blood cells are the ones that carry oxygen all over the body. So when a person's RBC count is lower than normal, it means that there is not enough oxygen in the blood, causing symptoms of anemia, such...

Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...