Dr. Gerard P Cournoyer M.D.

Recommended Articles

• What Is the Purpose of the Hormone Prolactin?

  What is prolactin?Prolactin or luteotropic hormone (LTH) is a peptide hormone, which promotes milk secretion in female mammals. This hormone also plays a significant role in pancreatic development, immune system regulation, and metabolism. When women become pregnant, their prolactin levels increase...

• 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 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...

• Laryngitis: What Is Croup?

  What is laryngitis?Laryngitis is the swelling of your voice box. It is often caused by an infection, mostly by a virus. The voice box is also known as the larynx. It links the back of your throat to the windpipe. The vocal cord and larynx are part and parcel and are required for speech. Laryngitis...

• Tips on Living with Lower Back Pain

  There are a variety of causes as to why you are experiencing lower back pain. Back pain may result from underlying health conditions such as connective tissue diseases, which include different types of arthritis, fibromyalgia syndrome, or sciatica (nerve root pain). Lower back pain can also be...

• Are Vaccines Safe for My Baby Under All Circumstances?

  Are there any circumstances under which vaccination of young children is forbidden?There are particular conditions when the immunization of your child, unfortunately, cannot be performed. If all terms and conditions are followed accordingly, complications are avoidable. These are the circumstances...