美国国家公共电台 NPR--Scientists say sighing, which involves exhaling deeply, is a good stress reducer（在线收听）

Scientists say sighing, which involves exhaling deeply, is a good stress reducer

Transcript

Researchers say sighing works better than inhaling deeply because all deep breathing activates part of the nervous system in charge of how the body rests.

SACHA PFEIFFER, HOST:

Good morning. I'm Sacha Pfeiffer. When we sigh, that can signal sadness or frustration. But in the journal Cell Reports Medicine, scientists say sighing, which involves exhaling deeply, can reduce stress even more than inhaling deeply. That's because all deep breathing activates part of the nervous system in charge of how the body rests. Heart rate slows, blood pressure drops, and the mind begins to relax. (Sighs) It's MORNING EDITION.