Dr. Mark D Shields MD

Recommended Articles

• Can My Diet Cause Gallstones?

  What are gallstones?Gallstones are hard, stone-like crystals found in the gallbladder. The gallbladder is an organ found beneath the liver, particularly on the right side of the abdominal cavity. The pear-shaped organ releases bile into the small intestine to help digest the food we eat. The liver...

• 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...

• Are There Supplements to Protect Your Health During Flu Season?

  During flu season, it is difficult to keep your symptoms at bay once you have contracted the virus. Moreover, certain over-the-counter medications can cause nausea because your body is not used to being so weak, in addition to a multitude of side effects caused by these drugs. There have been...

• What Are the Symptoms of Chickenpox?

  Chickenpox is an infectious disease caused by varicella zoster virus. It is very common among children but may affect adults also. Infection by this virus causes red blisters in different parts of the body. This skin condition has become less common with the advent of chickenpox vaccination. The...

• Can Probiotics Help Your Upset Stomach?

  Probiotics are microorganisms that are helpful to improve the digestive system. Probiotics are typically found in different foods and supplements. These microorganisms maintain the balance of the microbial flora in the intestines. It promotes the growth of good bacteria, and inhibits the growth of...

• Male Menopause: It Does Exist

  European researchers have identified a few physical and psychological symptoms accompanied by low levels of testosterone, which will enable doctors to diagnose male menopause or late-onset hypogonadism. Male menopause refers to a reduction in testosterone levels, which is a result of aging. Contrary...