Sigh! is not only for boring, it has a meaning too !
The breathing patterns are altered by sighing say scientist. Sighing helps in keeping our respiratory system flexible says scientist. Research was been conducted by the university of Leuven which is in Belgium. For the research some 8 men and 34 women were taken as volunteers.
The women and men were being rigged up for the research. The volunteers were made to wear sensor equipped shirts which recorded. The sensor equipped shirts recorded the breathing, heart rates and carbon di oxide levels in blood of the volunteers.
Volunteers were asked to sit for 20 minutes quietly so as to record their beatings. One minute sighs were done by the volunteers. The sighs showed the confirmation or contraction of resetter due to the sighing. A sigh before and after sigh showed difference in change in respiratory dynamics. The result confirmed that a sigh is a reseter of the respiratory system generally.
