Which of the following is/are true of HIV? A) It has a longer incubation period than influenza. B) It can be transmitted before it can be detected by commonly used antibody tests. C) Drug treatment can reduce the degree of communicability. D) All of these are correct

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.

Which action is most likely to contribute to a positive self-image?

Why is important to keep your health triangle balanced?