Extraordinary Realm from Persuasion System

In his previous life, Zhang Beixing died young due to health reasons, but he was reborn back in his college days.Looking at this young, healthy but frail body, he decides to start working out rigorously from today onwards, to become strong and healthy. Question: I want to enhance my constitution and keep getting stronger, what should I do? Zhang Beixing seeks help online, and by sheer coincidence, the Persuasion System appeared. As long as he listens to advice and implements others' suggestions, he could acquire Ability Points and get stronger indefinitely.“Run too slow? Run with weights! Carry a load of fifty pounds, and run a crazed ten kilometers every day, you'll be as light as a feather.”“Lack of jumping strength? That's because you haven't done the Left Foot Stepping on Right Foot. Workout like this and you can reach the sky...”