Yes, and he does a really good job of making it scalable, that way a beginner or advanced person can do it. It was a free program that he released during covid because the gyms were closed. He is extremely knowledgeable and has all the free content a person could ever need 

Aardvark

science

Association of Muscle-Strengthening and Aerobic Physical Activity With Mortality

south_korea_ln

Thanks, will go through this video. Is this what the experts call _calisthenics_? Weight training using your own body as weight?