Which of the following exercise preferences is not influenced by personality?
a. access to a high-quality exercise facility
b. comfortable number of participants
c. level of competition for activities
d. skill level required for participation

Name three bad things that can happen to a teenager who has no refusal skills and no self-control:

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

Which of the following represents the results of a review of well-controlled studies of vitamin c supplementation on the resistance to, and recovery from, colds? there was a reduction in the duration of colds by 50% on the average. there was a slight effect on reducing the duration and severity of colds for people taking vitamin c supplements. there was a significant reduction in the duration of colds in people who consumed at least one gram a day. there was a significant reduction in the number of colds only in people who consumed > three grams per day.