Mr. Douglas K Hembree M.D.

Recommended Articles

• What Are the Symptoms of Strep Throat?

  Strep throat is the infection of the throat and tonsils by the streptococcus bacteria. Bacterial infections are one of the causes of sore throats and are very common in children and adolescents. The severity of a sore throat depends on the type of streptococcus causing the infection. Moreover, sore...

• Should I Take a Folic Acid Supplement?

  Formerly known as folacin, folate is the generic term for both folate and folic acid. It is a B vitamin, which is important for the growth and metabolism of cells. Studies have shown that many people do not get enough folic acid from diet alone.Why do people take folic acid supplements?For pregnant...

• What Are Vaccines?

  What is a vaccine?Vaccines are products that enable a person to develop immunity against certain diseases. A vaccine can be given through needle injections, by aerosol, or by mouth. The polio vaccine is given in the form of mouth drops that contain live but weakened organisms. The vaccine gets into...

• HIV: 5 Transmission Myths

  What is HIV?HIV is a virus that was discovered in the 1980s. It attacks a person's immune system, causing it to be too weak to fight outside infections. The HIV virus works by destroying white blood cells, called CD4 cells, in the immune system, and progresses through three stages, the last of which...

• What Are Lymphocytes? Low, Normal, and High Lymphocyte Counts

  Lymphocytes are a type of white blood cell produced in the bone marrow. A few lymphocytes enter the bloodstream while some move into the lymphatic system. Having a low or high lymphocyte count can help identify a person's medical condition. Normal lymphocyte counts usually vary from one laboratory...

• 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...