Dr. Tracy D. Stewart M.D.

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...

The chicken pox virus is dangerous for pregnant women who were not vaccinated or did not undergo this infectious disease before pregnancy. The toxic part of the virus can lead to congenital (inborn) defects in a fetus and in severe cases, even to its death. The causing agent is a virus called...

Head lice are grayish insects that feed on human blood extracted from the scalp. Female lice release sticky substances that attach all eggs to specific hair shafts. Eggs are laid a few millimeters from the shaft - an environment that offers the idyllic temperature for incubation.Everyone who comes...

What are vaccine exemptions?There are state laws that establish compulsory vaccination for school children both studying in public and private schools as well as daycare facilities. However, certain exemptions may be offered for religious and personal or conscientious reasons in some states. What...

Herpes is caused by the herpes simplex virus (HSV). This virus causes both genital herpes and oral herpes (cold sores). However, the strain varies, with the herpes simplex virus type 1 (HSV1) causing cold sores while the herpes simplex type 2 (HSV2) causes genital herpes. HSV1 is mostly transmitted...

Croup is a common respiratory problem prevailing in young children that tends to develop in the fall or winter. It describes a deep and barking cough that is caused by an upper respiratory infection that blocks a child's ability to breathe. Its characteristic symptom is harsh coughing...