Dr. John Alex Heintzelman M.D.

Recommended Articles

• What Causes Testicular Cancer?

  If you were to pose this simple question to your doctor, you would get the response that science does not know for sure what triggers cancer in the testes. But if you were to dig a little deeper, you may be drawn into a discussion on chromosomes and genes, the basic building blocks of life, and how...

• What Are BCAAs?

  What are BCAAs?The term BCAA is short for branched-chain amino acid. The human body is made up of different proteins, which contain amino acids. There are 20 amino acids and nine of them are considered essential amino acids, which you can get through your diet because your body cannot make...

• What Is the Cause of an Underactive Thyroid Gland?

  Gaining weight? Feeling colder? Feeling depressed? Hypothyroidism could be the reason behind it.What is hypothyroidism?Also known as low thyroid or underactive thyroid, hypothyroidism is characterized by underactive thyroid glands that fail to produce an adequate amount of thyroid hormones. These...

• What Is Ringworm?

  Ringworm, or tinea, refers to a fungal infection of the skin. The term ‘worm’ is derived from the old belief that the disease was caused by a worm. The term ‘ring’ refers to the characteristic ring-shaped patches produced by the fungus on the skin. Infection is often found in the outer layer...

• What Is Leukopenia: Symptoms and Causes

  What is leukopenia?Leukopenia is a condition in which abnormally low white blood cells are circulating in the blood. This condition can be diagnosed using a blood test called complete blood count (CBC). A normal white blood cell count is usually between 3,500-11,000 WBCs per microliter. People...

• Rapid Shallow Breathing (Tachypnea): Causes and Treatments

  What is rapid shallow breathing?Rapid, shallow breathing, also medically called as tachypnea, is a term used to describe a breathing that is too fast, particularly when people have it due to a lung disease or other health conditions. Sometimes, rapid, shallow breathing and hyperventilation...