Describe specific ways your friend can use frequency, intensity, time, and type to safely apply the overload principles to his workout schedule. Provide two ways per training principle.
Sunday 30-minute bike ride
Monday 20 push-ups, 10 squats, and 20-minute jog
Tuesday 30-minute bike ride
Wednesday Rest
Thursday 20 push-ups, 10 squats, 25 curl-ups, and 20-minute jog
Friday 30-minute bike ride
Saturday One-hour walk
