The whole Tennishackery gang Alex, Soham and Tarun get together to discuss tennis fitness: what, why and hows.

Resources

Risks of early specialization in tennis

Dr Mark Kovacs itpa-tennis.org 

https://kovacsacademy.com

Some good Instagram accounts

https://www.instagram.com/_baselinepower_/

@squatuniversity.

Disclaimer - Do not learn stuff especially olympic lifting and friends without proper supervision and training.