If you are new to an activity, it is better to

a. work at a slower speed for more days a week
b. work at a lower intensity level for a longer period of time
c. work at a higher intensity level for a shorter period of time
d. work at a faster speed for fewer days a week

No it's not a contagious disease

(a) is not correct because one does not get increased cholesterol  from lifting weights.(b) is not correct because lifting weights cannot reduce the risk of a hereditary disease.(c) is not correct because back pain isn't a benefit! and plus, if he lifts weights properly, he should not have back pain.(d) is the correct answer because his ligaments will gain mass, making it easier for him to carry heavier weights and he will also be stronger!

Answermaintaining a three day food diary in a diet log;