Experts weigh in on the sounds we make when we bend over, stand up and sit down. By Jancee Dunn When my daughter was a toddler, she often imitated the long groan I made when I bent down.

By Darren Incorvaia Humans have glorious ways of vocalizing discontent: We grumble, grouse, gripe, groan, moan ... Stressed plants make audible sounds that can be heard many feet away, and ...