Dr. Charles H Hiles M.D.

A dark stool refers to a stool that is either black or dark red in color. You may pass dark bowel movements after consuming dark-colored foods or when an injury or bleeding is present in your gastrointestinal tract. If you pass dark or bloody stools, see your doctor immediately to rule out serious...

What is Meningitis?Meningitis is the swelling or inflammation of the meninges, which are the three specific membranes covering the brain and the spinal cord. The primary function of the meninges is to protect the central nervous system. Meningitis is an uncommon infection that affects the delicate...

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...

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...

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...

IntroductionChronic sinusitis is the inflammation of the sinuses that tend to persist for 12 weeks or more, despite treatment attempts. Another term for chronic sinusitis is chronic rhinosinusitis, which causes mucus buildup due to an impaired drainage of the sinuses. People with chronic sinusitis...