One of the benefits of regular exercise is that it lowers your
heart rate.
a. cardio
b. resting
c. active
d. strained

Joe has been suffering from asthma since childhood. recently, a severe asthma attack struck, after which he has been finding it difficult to breathe normally. what can ease his condition?

What is the function of the retina?

True or false mucous membranes destroy pathogens on the outer body surface, at body openings.