Dr. John L Forsythe M.D.

Cancer is an unhealthy condition in which the cells of a part of the body rapidly divide and thrive without an apparent cause. These abnormally growing germ cells clump together, forming a buildup of tissue called a tumor that sets it apart from normal healthy tissue. When this happens in the...

IntroductionMucus is a moist film, which helps keep your nose from drying out and protect your lungs from foreign substances, such as bacteria, viruses, dust, and other harmful intruders. It keeps you healthy but you may only notice it whenever you are sick. Mucus becomes thicker when you are sick,...

Uncontrollable shivering is characterized by the rapid shifting between muscle relaxation and contraction. It is through these contractions that the body warms itself up when exposed to cold. Shivering is not always accompanied by fever. In some cases, shivering may occur before the onset of...

What is paronychia?Paronychia is a form of skin infection that occurs around the fingernails and toenails. Bacteria, Candida (yeast), or a combination of both microorganisms usually cause this infection. Paronychia may gradually or suddenly develop depending on the root cause of the infection. Its...

Croup is a viral infection that causes swelling of the airway. As a result, the airway becomes narrower, making it difficult to breathe. It is also accompanied by an irritation in the larynx (voice box) and trachea (windpipe). This condition is also known as laryngotracheobronchitis because the...

What is macerated skin?Maceration usually occurs when the skin comes in contact with moisture for a long period of time. Macerated skin appears white, wrinkly, and soggy. The skin also becomes soft, making it more susceptible to bacterial or fungal infections. In some cases, macerated skin can...