All of the following will a person be successful in his or her fitness plan except
a. exercising with a friend.
b. choosing activities that he or she enjoys.
c. giving him/herself rewards for accomplishing fitness goals.
d. working out to the point of exhaustion at least two times per week.

Example of health promoting behavior

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

What else happens in your cadriovascular in resonse to your sypathetic nervouse system?