Dr. Douglas E Lam MD

A dark stool refers to a stool that is either black or dark red in color. You may pass dark bowel movements after consuming dark-colored foods or when an injury or bleeding is present in your gastrointestinal tract. If you pass dark or bloody stools, see your doctor immediately to rule out serious...

Arthritis is a chronic disorder that affects the musculoskeletal system. A person diagnosed with arthritis can have very uncomfortable pain in one or more than one joint in their body. Sometimes, arthritis may cause disability. Arthritis can also be caused by bacterial or viral infections,...

Chronic knee pain is a long-lasting pain in the knees that is associated with swelling and stiffness. Typically, a knee pain lasts for more than three months. There are several causes of chronic knee pain and this article will focus on its causes, symptoms, diagnosis, and treatment.What is...

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...

Conjunctivitis or "pinkeye" is an infection of the conjunctiva, the thin, clear membrane coating the white of the eye and lining the inside of the eyelid. The symptoms may vary slightly depending on the cause, but are distinct: redness of the white part of the eye, tearing, a thick yellow discharge...

Children and senior citizens are more prone to dehydration, although, the problem may affect individuals in any age group. It is growing concern among health care providers as people are unaware of the complications that may arise out of dehydration or they refuse to take the implications seriously....