Heart sounds are one tool providers use to assess heart health. Learn about systolic, diastolic, and S1 to S4 heart sounds in ...

Hold your breath for 2–3 seconds. Exhale forcefully while making a deep “ha” sound, as if you’re fogging up a mirror. Repeat 3–5 times to help loosen mucus from your lungs. This simple ...

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This article details five highly effective respiratory exercises specifically designed to strengthen your lungs and significantly increase your ability to hold your breath for extended periods.

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Cigarette smoking is by far the biggest risk factor for lung cancer, data shows — but in a surprising turn of events, the most common form of the disease is primarily found in non-smokers.