Dr. Grace H. Castro-andres MD

Recommended Articles

• What Is Cyanosis and Why Does It Occur?

  IntroductionCyanosis is the medical term for a bluish discoloration of the skin, nails, toes, and mucous membranes. It is generally caused by low levels of oxygen in the blood. Normally, blood appears bright red when it is fully oxygenated. However, when blood does not have enough oxygen, it turns...

• What Do Tonsils Look Like?

  Introduction Tonsils are a pair of lymphoid tissues that are located at the back of the throat. They belong to the lymphatic system and help fight infections. Normally, they are pinkish in color. However, sometimes, tonsils become enlarged, red, and irritated when they get infected.When they are...

• Lactose Intolerance vs. IBS

  OverviewIrritable bowel syndrome (IBS) is a gastrointestinal (GI) disorder that can be mistaken for lactose intolerance and other digestive issues. Know the differences between these disorders to find relief and effective treatment. Irritable bowel syndrome (IBS) has a variety of potential causes....

• Weighted Hula Hoops May Help to Burn More Calories

  Workouts with hula hoops may help to burn as many calories as step aerobics, boot camp, or very brisk walking, according to a new study sponsored by the American Council on Exercise (ACE). In this study, 16 women between 16-years-old and 59-years-old were trained on a 30-minute aerobics session...

• Obesity & Sleep Disorders, Affect Child's Ability to Learn

  A new study has shown that weight, sleeping disorders, and inability to learn are all linked with each other in children. A child who is overweight and who does not get enough sleep may have difficulty learning. Moreover, a child who has learning disabilities has a higher risk of developing obesity...

• 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...