Pursed lip breathing may make your breaths more effective. In fact, it’s often a treatment for COPD. To do it, you inhale by puckering your lips and exhaling slowly, often to a count.

Happily, the pursed lip breathing technique couldn't get any easier. "It's ... basically just breathing in through your nose ...

it's natural to tense your shoulders. Before you begin, focus on relaxing them. Next take a few moments to practice pursed lip breathing, close your lips and breathe in through your nose.