Justine's older sister has told her that "getting her period will be a real drag – painful and annoying." According to research, how is Justine likely to report her menarche

Having read the discussion about retirement, George understands that an elderly greeter at Wal-Mart is probably still working because this person:

A) needs the cash. B) loves his job. C) wants to stay healthy. D) wants to get out of the house.

Which of the following exercises should be avoided during pregnancy?

a. any contact sports b. walking c. light jogging d. swimming