To diagnose chronic obstructive pulmonary disease (COPD), doctors typically use spirometry to measure your lung function. They usually also perform other tests to monitor the damage to your lungs.

COPD is a progressive, irreversible inflammatory disease of the lungs that makes it difficult to breathe. Cigarette smoking is the most common cause of COPD. Common symptoms include a persistent cough ...

You may consider a type of nebulizer for your COPD treatment. These small devices convert medications into mist, allowing you to breathe them in more easily through a mask or machine. The most ...

After waking up from the procedure, he told me he could take full breaths for the first time in years,” Dr. Mark Sigler said of one patient.

The Bronchoscopic Lung Volume Reduction (BLVR) procedure, available at Texas Tech Physicians in Amarillo, uses Zephyr Valves to improve lung function and help patients breathe easier.

At just the right moment, the right and left atria empty their accumulated blood into the right and left ventricles. The four heart valves (tricuspid, pulmonary, mitral and aortic) open and close at ...

The legal debacle over the Razer Zephyr mask is finally drawing to a close. A sizeable number of customers (Razer fans, likely) who bought into Razer's deceptive marketing and sales of its "N95 ...

What just happened? Good news for buyers of Razer Zephyr masks who regret their purchase (i.e., everyone): The FTC says it is fully refunding 6,764 consumers who bought the mask after reaching a ...

The Federal Trade Commission said yesterday it is sending over $1 million in refunds to 6,764 consumers who purchased Razer Zephyr masks that were deceptively marketed as providing N95 protection ...

The Federal Trade Commission announced Monday that it reached a settlement with the gaming hardware company that will set aside $1 million to reimburse people who purchased the Razer Zephyr ...

Those who purchased Razer's controversial Zephyr air purifying mask can expect a refund after the company agreed to pay over $1 million to settle deceptive marketing charges. The US Federal Trade ...