How can a person learn to stay relaxed enough to maintain control when they are reaching the point of total physical failure?

What is the percentage of women who wish they could have kids, and why is this the case?
As an actress, how difficult is it to face significant body-image struggles during the height of a show's success?
Why do some people stay in relationships even when their partner isn't able to show up as a fully functional adult? What are the signs to look out for?