The BOLT test, or Body Oxygen Level Test, is a simple and safe way to check your breathing efficiency at home. This standardized method measures how long you can comfortably hold your breath until the ...

A patient’s inability to count while holding their breath can be an indication of respiratory distress in myasthenia gravis. A simple breathing and counting exercise may be a meaningful tool to ...

Scientists at Washington University in St. Louis have developed a breath test that quickly identifies those who are infected with the virus that causes COVID-19. The device requires only one or two ...

Dear Doctor K: My doctor ordered breathing tests to see if I have asthma. He didn't tell me what it's like to go through this. Can you explain? Dear Reader: The tests your doctor almost surely is ...

Researchers have developed a device -- a breath test that uses a biosensor -- as a tool for use in doctors' offices and crowded public locations to quickly diagnose people infected with the virus that ...