Respiratory Infections

What Are Nontuberculous Mycobacteria? 1X

What Are Nontuberculous Mycobacteria?

Nontuberculous mycobacteria (NTM) usually do not make humans sick, but some people are at higher risk. Reviewed by a board-certified physician. Tuberculosis (TB) is one of the most common infectious diseases in human history. The lung infection is...

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Coughing Up White Mucus

Coughing up phlegm is a common symptom of bronchitis and other upper respiratory infections. Learn what causes white mucus and when to call a doctor. If you are coughing up white mucus, you probably want to know what it means for your health. While...

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What Are Nontuberculous Mycobacteria?

Nontuberculous mycobacteria (NTM) usually do not make humans sick, but some people are at higher risk. Reviewed by a board-certified physician. Tuberculosis (TB) is one of the most common infectious diseases in human history. The lung infection is...

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Respiratory Infections

Pneumonia and bronchitis are a few respiratory infections that can be prevented. Learn how to put up your best defense and what to do if you do get sick.

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What Is an Upper Respiratory Infection?

Upper respiratory infections affect the nose, sinuses, and throat. They are usually viral. Reviewed by a board-certified infectious disease physician. Many people consider an upper respiratory infection (URI) and a common cold to be the same...

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What Is Legionnaires’ Disease?

Legionnaires' disease is a serious type of pneumonia caused by Legionella bacteria. Reviewed by a board-certified internal medicine physician. Legionnaires’ disease is an extremely serious, potentially life-threatening type of pneumonia caused...

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What Is Tuberculosis?

Tuberculosis (TB) is a contagious airborne disease affecting the lungs and other organs. Reviewed by a board-certified infectious disease physician. Tuberculosis (TB) is a contagious airborne disease caused by Mycobacterium tuberculosis, a...

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Causes and Risk Factors of Tuberculosis

TB is caused by M. tuberculosis, a bacteria that spreads in the air when people cough or sneeze. These risk factors increase your odds of infection. Approximately 1.7 billion people, 23 percent of the world's population, are infected with...

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An Overview of Pleurodynia

Pleurodynia symptoms include severe, gripping chest or abdominal pain. Learn about the causes, diagnosis, and treatment for this viral infection. Pleurodynia is a condition caused by a viral infection that can lead to the sudden onset of severe pain...

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