Dr. Lawrence Stevens Merritt M.D.

Acute bronchitis may not cause any complications if it occurs the first time in a person. It usually goes away by taking proper rest after about two to three weeks. However, if bronchitis is left untreated, it can affect the respiratory system and damage the airways and lungs. Because of this...

What is constipation?Constipation is defined as not being able to pass stools in a regular manner, or being unable to fully empty your bowels. Most people experience constipation only for a short period of time. However, it can be a chronic condition to some.Chronic constipation can result in...

What is atherosclerosis?Atherosclerosis is also known as arteriosclerotic vascular disease or ASVD. It is a particular type of arteriosclerosis in which an artery wall gets thickened as an effect of attack and accumulation of white blood cells and rupture of the intimal smooth muscle cell producing...

Influenza is a respiratory ailment caused by influenza viruses. Influenza is considered as one of the fatal viruses because it can cause death if not medically and properly addressed. Flu can be very contagious and is very likely to spread from one person to another through coughing, sneezing, or...

What is a urinary tract infection?The main function of the urinary system is to get rid of waste, maintain the body’s water balance, and regulate electrolytes. Its function starts with the kidneys, the organ that filter blood to produce urine, which is composed of extra fluid and wastes. Before...

Causes of Fainting A person faints or loses consciousness for a brief time when the brain does not get enough oxygen. Fainting or passing out is also medically called syncope. Before fainting, people may experience lightheadedness, dizziness, weakness, and nausea. Others describe fainting as...