Breathing through the nose is more beneficial than mouth breathing. Nose breathing filters, heats, and humidifies air as it enters the body. This may reduce the risk of infections and other problems.

Add Yahoo as a preferred source to see more of our stories on Google. 'Runfluencers' Want you to Breathe Through Your Nose, but Here's What the Science Says - Zain bin Awais/Lifehacker/Getty Images ...