Resistance training includes things like weightlifting. When performing this type of exercise, what should we keep in mind about its frequency?
1.High-intensity workouts minimize the need for greater frequency
2.As long as it is done safely, the same muscle groups can be worked daily
3.In order to provide rest, muscle groups should be worked every other day
4.There is no significant difference in the frequency requirements for weight training

The lower respiratory system includes the a. lungs. b. esophogus. c. larynx. d. pharynx

What is a common risk associated with tobacco?

In a study of a weight loss program, 40 subjects lost a mean of 3.0 lb after 12 months. does the weight loss program have practical significance? a. yes, because the weight loss program worked and the subjects lost a mean of 3.0 lb. b. no, because the mean weight loss of 3.0 lb after one year does not seem to justify the program. c. no, because the sample of 40 subjects was too small to determine if the program was useful. d. yes, because the mean weight loss of 3.0 lb after one year does seems to justify the program.