By Dr. Mercola
By Dr. Mercola
A sigh is a long, deep breath, slowly inhaled and exhaled, which often occurs during times of stress, sadness, relief or exhaustion.
While you may consciously decide to sigh as a form of emotional expression, your body also sighs spontaneously every few minutes as a way to reinflate your alveoli, the tiny sacs in your lungs that help oxygen and carbon dioxide travel from your lungs to your bloodstream.1
You probably don’t even notice your spontaneous sighs, but if you pay close enough attention you can easily pick them out. As The …read more
Read more here: mercola
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