Dr. Warren Allen Blackburn MD

Chronic Obstructive Pulmonary Disease (COPD) and lung cancer are two ends of the same spectrum. Though vastly different in core characteristics, they share many symptoms such as painful wheezing, a persistent cough, and the production of copious mucus. Both these diseases have similar causes and...

The human respiratory tract starts at the nose and mouth and continues down to the lungs. The air that we breathe in through our nose and mouth passes down the trachea and into the lungs through a series of branched tubes called the bronchi. For a healthy breathing to happen effectively, these tubes...

The foot comprises flexible structures of soft tissues, muscles, joints, and bones that enable us to stand, walk, and perform other daily movements. However, certain injuries and a number of health conditions can impair the balance and movement of the foot, causing pain and other problems.The pain...

What is bursitis?Bursitis is a condition that causes inflammation of the bursa. Once the bursa is inflamed, it starts swelling. It causes pain around the affected area. The condition affects any part of the body where there are bursae.What is a bursa?A bursa is a sac-like cavity filled with fluid....

IntroductionThe only way to prevent serious and life-threatening diseases such as meningitis is through vaccination. Meningitis can also be caused by viral, bacterial, and fungal infections. The infection usually affects the meninges or membranes that enclose the brain and spinal cord. Although...

The Nature of Cancerous CellsEvery cell in the human body is programmed to carry out a specific role. For example, a red blood cell carries oxygen to tissues, a white blood cell wards off infection, and an intestinal cell absorbs nutrients in the digestive tract. All these cells are programmed to...