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Sleep apnea Archive

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Ask the Doc: What Causes Shortness of Breath?

Some common causes of shortness of breath include lung and heart conditions, asthma, COPD, infections, anxiety, and anemia. Dr. David Roberts reviews warning signs that require urgent medical attention

What are pulmonary calcifications?

Calcium deposits in the lungs can follow infections, bleeding, high calcium levels, or past exposures. Doctors will review imaging test results and medical history to help clarify their significance.

COPD symptoms: How to spot them early

Early symptoms of chronic obstructive pulmonary disease (COPD) can be subtle and progress slowly. They include shortness of breath, chronic cough, fatigue, increased mucus or phlegm, and intermittent wheezing or chest tightness.

Why do I cough more at night or first thing in the morning?

People may cough more at night or in the morning due to phlegm or throat irritation that affects the airways when they’re lying flat. Coughing helps clear mucus and other secretions that collect there.

How long after using nicotine can a blood test still detect it?

Blood tests can show recent nicotine use, how heavily you’ve been exposed, and why traces may still appear days after your last cigarette.

Does pectus excavatum increase my risk of lung or heart problems in midlife?

As a sunken chest becomes more noticeable with age, shortness of breath, stamina limits, and heart or lung compression may emerge.

What is pulmonary fibrosis and how is it treated?

Lung scarring from pulmonary fibrosis can cause breathlessness and cough. Learn about symptom relief and newer treatment options.

What could cause lung nodules?

A lung nodule on imaging can stem from scars, infection, or cancer. Learn how doctors judge the risk and decide between watching, testing, or removal.

No coughing matter

Experts say many over-the-counter cough medicines are ineffective, and that those suffering from a cold-related cough should take an antihistamine with a nasal decongestant.

That nagging cough

A persistent cough that lasts longer than a few weeks can be worrisome, but for nonsmokers, the most common causes include asthma, bronchitis, gastroesophageal reflux disease, and medication for high blood pressure.

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