Dr. Nancy Richardson M.D.

Recommended Articles

• 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...

• What Is Shivering: 15 Conditions That Might Cause Chills

  What is shivering?Exposure to cold or rapid shifts in temperature usually causes uncontrollable shivering. However, many other possible causes can cause shivering or chills. An uncontrollable shivering that persists for a longer time may indicate an underlying illness that requires immediate medical...

• Natural Remedies for Hemorrhoids

  Hemorrhoids, also known as piles, are caused due to swollen veins around the anus or in the lower rectum. They can cause pain, severe itching and difficulty sitting. Symptoms of hemorrhoids include excessive itching, irritation and pain around the anus, painful bowel movements, incontinence, and...

• Is Legionnaires' Disease a Serious Medical Condition?

  Legionella bacteriaLegionnaires' disease is a type of pneumonia that is in its most severe form. The disease occurs due to a bacterial infection caused by a bacteria called legionella and mainly results in the inflammation of the lungs. The bacteria are known to thrive commonly in areas such as...

• What Causes a Cough?

  Although a cough is a very common condition, it is not considered a disease. It is usually the symptom of an underlying condition or is a reflex action to remove irritants and mucus from the respiratory tract. In most cases, a cough clears within a week or so. Although a cough may not be very...

• Are Vitamin D-Rich Foods Better than Vitamin D Supplements?

  What is vitamin D?Vitamin D is a unique fat-soluble vitamin that plays a significant role in many aspects of health. Also referred to as the sunshine vitamin, it stands out from other types of vitamins since the body can produce vitamin D through sunlight exposure. With 20-25 minutes of daily sun...