Dr. George Brian Renier MD

Recommended Articles

• The Human Heart: Function, Chambers, and Location

  IntroductionThe human heart is a part of the cardiovascular system that is situated in the middle of the chest between the lungs. Its exact location is slightly positioned to the left and behind the sternum (breastbone). The size of the heart is approximately the size of your fist. Its function...

• What Causes Constipation?

  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...

• Tdap Vaccine for Whooping Cough

  The Tdap vaccine protects the body from three diseases: tetanus, diphtheria, and whooping cough....

• Oliguria

  Oliguria is a medical term used when referring to a decreased urine output. Oliguria is considered when a person’s urine output is less than 400 mL in a 24-hour period. When it comes to infants, oliguria occurs when the urine output is less than 0.5 mL/kg/hr for 24 hours. Anuria is the absence...

• Is Shingles Contagious? How Do You Get Shingles?

  Shingles is a contagious viral infection that is caused by the varicella zoster virus, the same virus that causes chickenpox. This virus affects a particular nerve section, causing painful rashes on the skin connected to that particular nerve. The rash normally appears in a form of a band on any...

• Causes and Helpful Tips for Enuresis (Bedwetting)

  What is enuresis?Enuresis, also called nocturnal enuresis, is the medical term for bedwetting or urinating during sleep. Bedwetting is usually part of a child’s development. It is fairly common among children and is slightly more common in boys.Most children outgrow bedwetting without any...