A. Circle T (True) or F (Faise). 1 There is a relationship between mind & body. 2 Our bodies start to die slowly after our twenties 3 4 5 6 7 8 Teenagers know how old people feel. Exercising early in life is important. You will not get any health problems with exercise. We should keep a healthy diet. Being fat is ok. Alcohol is very bad for you.