Dr. David Anthony De la sierra M.D.

Recommended Articles

• 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: ...

• How to Get Rid of a Boil: Homeopathic Treatment and Prevention

  IntroductionA small bump on any part of the body is always a troublesome affair. Has anyone wondered whether it is just a boil or a pimple? Although the two often look so similar, they are actually two different things. A pimple and a boil may start out similarly, wherein there would be a reddish...

• What Is Cat Scratch Fever?

  IntroductionCat scratch fever or cat scratch disease is a bacterial infection spread by cats. You can get the cat scratch fever from a scratch or bite of a cat that is infected with the bacterium called Bartonella henselae. Aside from the infected cat’s scratch, you can also acquire the infection...

• What Are the Causes of Conjunctivitis?

  What is conjunctivitis?Conjunctivitis, also commonly called as “pink eye”, is an eye infection caused by either bacteria or viruses. You can also develop a "pink eye" if you are exposed to certain allergens that can irritate your eyes. When you have a pink eye, the conjunctiva of your eye is...

• How to Help Someone Who Has Binge Eating Disorder

  A severe eating disorder, binge eating disorder is a condition in which you regularly eat abnormally large quantities of food and have no control over the urge and event.Everyone can attest to the fact that it is normal to overeat at times such as on holiday parties and special occasions. However,...

• Vitamin D Deficiency Signs and Symptoms

  What is vitamin D?Vitamin D is an important element to building strong and healthy bones as well as good overall health. It is also a vital nutrient that makes sure that the brain, lungs, heart, and muscles function well.Vitamin D is a fat-soluble vitamin. The body can make its own vitamin D when...