Question

Infrequent participation in physical activity can lead to

high blood pressure during exercise

muscle strain and soreness after exercise

extra calories burned during exercise

low heart rate after exercise

Answer 1

Infrequent participation in physical activity can lead to muscle strain and soreness after exercise.
It is not uncommon for a person who hasn't been exercising regularly to feel some pain after doing some exercises. 

Answer 2

Answer:

muscle strain and soreness after exercise

Explanation: