Hey there, Andy...

 that's a very vague question - HOW MUCH 'stamina'? For WHAT specific purpose?  What are you doing CURRENTLY?  What do you have access to/experience using (eg. home equipment, gym membership, etc...)?

-JS-

hello, I am Nirav doing engineering in IT...

I want help for workouts..

If u need any help in computer related things, I am available...