Tom is beginning to improve his physical fitness. Describe to him the positive effects that physical fitness can have on at least 3 of the dimension of wellness. Kristen wants to go on a diet to lose weight. Describe proper weight management techniques to her, and tell her how she can avoid fad diets. Danny just found out that he is HIV positive. Explain to him what HIV is, how it is related to AIDS, and how it is transmitted. Nancy is trying to stop snacking on unhealthy food while she watches movies. Give her advice about how to change this health habit using a health habit therapy technique.