Dr. John Wesley Mercer M.D.

Recommended Articles

• Can You Get Mumps More than Once in Your Lifetime?

  Mumps is a highly contagious viral infection that’s preventable by vaccination. The virus is usually spread by coming in contact with infected individuals. It’s common for newborns, children, as well as young adults. Symptoms associated with the condition include:...

• How to Prevent UTIs

  A urinary tract infection (UTI) is a common infection in any part of the urinary or renal system (urethra, ureters, bladder, and kidneys). In fact, it is the second most common type of infection among adults. Besides being responsible for over 8 million visits to healthcare professionals every year,...

• Tdap Vaccine for Whooping Cough

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

• What Is Dysentery?

  What does dysentery mean?It has happened to all of us - short stabbing pains in the stomach followed by a dash to the closest toilet. Diarrhea is easy to get because there are many factors that can upset our bowel movement functioning. However, not every diarrhea should be regarded as dysentery....

• Gastroenteritis in Children: Signs of Dehydration

  Gastroenteritis is an intestinal infection that is caused by poorly prepared foods, contaminated water, etc. It can cause diarrhea, nausea, headache, and vomiting.What causes it?Gastro is caused by viruses. They include:• Rotavirus• AdenovirusHow is the gastroenteritis virus passed?Children can...

• What is Bone Density?

  For good health, strong bones are important. Bone mineral density(BMD) is the best way to measure the health of the bones. It is a comparison of the person's bone density or mass to that of a healthy person who is of the same age and sex. Bone mineral density can show whether a person has...