I’m not a hundred percent sure, but off intuition I would say
Check the scene for hazardous conditions
Call EMS with information about the accident.
Check the vital signs of the patient
Administer first aid
Answer:
Working out in a gym
Explanation:
This is the only activity that could actually be healthy.
He can progress by Jump-roping, running(same as Jogging almost), swimming and bicycling, Aerobic's and Aerobic Dance, and At-Home exercises.
The least reliable source of safety information is celebrity athelte