Dr. Charles E Mercier M.D.

Rheumatoid Arthritis (RA) is an immune system disorder which affects the joints, the hands, and wrists. Common symptoms include pain in the joints (sometimes unbearable), swelling, and fever. These symptoms may develop over a period of time, usually months. This disease can cause inflammation around...

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

What Is Chlamydia?Chlamydia is considered to be the most common sexually transmitted disease in the U.S. The disease is more commonly found in women than in men. It is an infection mainly caused by the bacteria known as Chlamydia trachomatis. Chlamydia is similar to gonorrhea, having a similar...

Fraternal twins definitionFraternal twins are commonly known as "non-identical twins" and can be simply defined as siblings who share the same womb but with different amniotic sacs and placentas. Biologically, they are said to be "dizygotic" meaning two different sperm cells fertilized two...

Contrary to what many people think, strokes can also occur in children, unborn babies, or infants. There are two age classifications for pediatric stroke, namely, perinatal and childhood. Childhood stroke affects infants up to 18 year-olds. Perinatal stroke refers to the last 18 weeks of gestation...

Fetal alcohol syndrome refers to the birth defects that result from exposure to alcohol during pregnancy. Excessive consumption of alcohol during pregnancy may result in the child developing physical deformities, mental conditions, behavioral issues, and learning disorders. The symptoms of fetal...