I want to practice Kungfu/shaolin to increase body stamina.

Because I'm software engineer and I spent almost time in front of computer. I feel I'm very weak. I'm easy to be tired, easy to be depressed.

I found this tutorial in Youtube.

https://www.youtube.com/watch?v=DZ9pspd0-9o

I planned to follow this tutorial.

Please give me advice that is this tutorial quality good? And if it is good, how much time should I spend per week is Ok (effective practice)

And if it is not good, which tutorial is good for me in order to trying increase my body stamina.

Thanks for reading

I want to practice Kungfu/Shaolin to increase my stamina. I'm a software engineer and spent much time in front of a computer. I feel I'm very weak. I'm easily tired, easily depressed.

I found this tutorial on Youtube and am planning to follow it.

Please advice me if the quality of the tutorial is good? And if it is good, how much time should I spend per week to practice effectively?

If the tutorial isn't good, which tutorial is good for me in order to increase my stamina?