Dr. John Mark Holtan MD

Recommended Articles

• Conjunctivitis: When to See an Ophthalmologist and What to Expect

  Our eyes are our windows to the world, and we each get only a single pair in our lifetime. Life without our sense of sight can spell great difficulty. Imagine being born and living with good vision for decades, only to have it impaired by some disease we could have prevented or gotten treatment for....

• How to Identify Insect Bites and Stings

  The cause or severity of insect bites or stings can be determined by the symptoms. Most bug bite symptoms cause itchy or painful red bumps. Other insect bites can cause welts or blisters. The following are some clues of common insect bites:...

• 5 Tips on Living with Binge Eating Disorder

  Tip 1: Develop a healthier relationship with foodBingeing can easily get out of control, as it is often not about what you consume or the amount but the feeling you get once you start eating. It is all about stuffing yourself to suppress your feelings. The act of eating replaces the feelings you...

• Treatments for Mononucleosis

  There exist many symptoms that make the mononucleosis disease similar to other diseases, which makes it very difficult to distinguish it from other infections. Doctors administer treatment of the patient by giving him or her a physical test. This annual test checks out the patient's medical history....

• What Are Roundworms?

  What are roundworms?Roundworms are a type of parasitic worms that infect the human intestine. Roundworms may vary and size and have a characteristic long, round body. These parasitic worms can cause a number of health problems in humans. They can enter the human body through the mouth and direct...

• What Is Asthma: Get the Facts

  Asthma is a lung condition where the lung bronchioles constrict and get filled with mucus, narrowing the passage for air to pass through. It is a non-curable condition. However, the symptoms can be suppressed with proper medication, exercise (as prescribed by the doctor, or else, doing inappropriate...