Ms. Katherine J Willingham M.D.

What is shivering?Exposure to cold or rapid shifts in temperature usually causes uncontrollable shivering. However, many other possible causes can cause shivering or chills. An uncontrollable shivering that persists for a longer time may indicate an underlying illness that requires immediate medical...

Lymphocytes are a type of white blood cell produced in the bone marrow. A few lymphocytes enter the bloodstream while some move into the lymphatic system. Having a low or high lymphocyte count can help identify a person's medical condition. Normal lymphocyte counts usually vary from one laboratory...

What is a urinary tract infection (UTI)?A urinary tract infection (UTI) is an infection in the urinary system, which includes the kidneys, bladder, urethra, and ureters. Usually, UTIs happen in the lower urinary tract, which consists of the bladder and urethra.Women are more prone to developing...

According to a new and interesting study stretching before running may not prevent or cause injury but switching the routine increases the risk of injury considerably. The results of the study presented at the annual meeting of the American Academy of Orthopaedic Surgeons provided a surprise twist...

What is lightheadedness?Lightheadedness or feeling faint may not always be a cause for concern. However, it may also indicate an underlying health problem and can increase the risk of falling and fall-related injuries. If you feel lightheaded, drink water or fluids containing electrolytes and take...

Irritable bowel syndrome (IBS) is an abdominal disorder, which is characterized by pain, discomfort, interfered bowel habits (diarrhea and constipation), cramping, and bloating. Although IBS symptoms are persistent, there are many things that can be done to suppress its effects. IBS does not...