Dr. Michael Castro MD

Recommended Articles

• What Is Raynaud’s Disease: Causes, Symptoms, Diagnosis, and Treatment

  What is Raynaud’s disease?Raynaud’s disease, also known as Raynaud’s syndrome or Raynaud’s phenomenon, is a rare blood vessel disorder described by a French physician named Maurice Raynaud in 1862. In this condition, the blood vessels that carry blood from the heart to other parts of the...

• Exercise Can Benefit a Child's Academic Abilities

  A new review of studies shows that physical activity and exercise may help children to perform better in academics. According to the researchers physical activity improves the functioning of the brain and enhances thinking skills by increasing blood flow and oxygen to the brain cells. Exercise also...

• Different Blood Types and What They Mean

  The ABO (A, B, AB, or O) blood group system is used to classify different types of antibodies in the plasma and antigens in the red blood cells (RBCs). The ABO blood group and RhD antigen determine the type of blood that is a perfect match for blood transfusions. The four ABO blood groups are: ...

• Is Tonsillitis Contagious?

  What is tonsillitis?Tonsils are two glands located at the back of the throat and can be seen through the mouth. These glands help prevent infections from developing in the body. Tonsillitis happens when the tonsils become inflamed or infected by viruses or bacteria. Tonsillitis is a common...

• Is Hair Dye Safe?

  Dying one's hair is a common routine for men and women who experience changes in the color of their hair as they age. Although long-term safety of these products are not clear, there are some precautionary measures to be followed while using a dye.One should consider the following before dying his...

• General Practice, Family Practice, and Internal Medicine: What's the Difference?

  Primary care providers, family physicians, generalists, and internists can be tricky designations to understand because these healthcare providers similarly cover a number of areas when diagnosing and treating people. However, knowing their differences can be helpful when it comes to finding the...