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 ...

The breath-holding test provides a fast method to evaluate your lung capacity together, with breathing control abilities.

Some influencers claim that breathing techniques can give your workout a boost. Here’s what works — and what doesn’t. By Hilary Achauer Of all the things to worry about when working out — what ...