Dr. Joel David Johnson M.D.

Recommended Articles

• COPD: Know the Signs and Symptoms – Pink Puffers and Blue Bloaters

  COPD is a chronic lung condition that makes it difficult for you to breathe. Know about the signs and symptoms of chronic obstructive pulmonary disease (COPD), Blue Bloater and Pink puffer do not develop until the later stages of this disease. COPD is a term used to describe progressive lung...

• Community-Acquired Pneumonia: Causes, Symptoms, and Management

  Community-acquired pneumonia (CAP) refers to pneumonia that develops in people with very less or no contact with any medical setting such as a hospital or clinic. Most of the time, the people who are infected with CAP are healthy individuals.Background of the DiseaseFour million cases...

• What Are the Signs and Symptoms of AIDS?

  Acquired immunodeficiency syndrome, or AIDS, is a serious secondary immunodeficiency disorder. AIDS is caused by human immunodeficiency virus (HIV). There is progressive destruction of cell-mediated (T cell) immunity. Also, both conditions are characterized by subsequent effects on humoral immunity...

• Bronchiolitis – Signs, Symptoms, and Treatment

  What is Bronchiolitis?Bronchiolitis is a viral infection of the respiratory system, usually affecting the smallest air passages known as the bronchioles. Bronchioles are part of the lungs that control the airflow in and out of the lungs. When these bronchioles become infected, they tend to swell and...

• What Is Nicotine?

  IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

• Treatments for Bronchitis During Pregnancy

  Although bronchitis can be a harmful illness to those who suffer from it, pregnant women may be more severely affected by the symptoms of bronchitis. Bronchitis can cause fetal complications for pregnant women who require constant oxygen levels to stay healthy. Since pregnancy weakens women's...