Respect the 4 principles of training to become a top tennis player!

There are no secrets, knowing the principles of training is the only way to make it effective and efficient, yet even the professionals and the best coaches are not able to respect them or set the parameters in the best possible way.

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Scientific references, data sources and further details:
https://www.researchgate.net/publicat...
https://pubmed.ncbi.nlm.nih.gov/17530...
https://pubmed.ncbi.nlm.nih.gov/22530...
https://pubmed.ncbi.nlm.nih.gov/11032...
https://pubmed.ncbi.nlm.nih.gov/8693756/
https://pubmed.ncbi.nlm.nih.gov/11144...
https://pubmed.ncbi.nlm.nih.gov/23254...
https://www.researchgate.net/publicat...
https://pubmed.ncbi.nlm.nih.gov/20130...
https://pubmed.ncbi.nlm.nih.gov/23914...
https://pubmed.ncbi.nlm.nih.gov/28544...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://pubmed.ncbi.nlm.nih.gov/30131...

Amazon, book in Italian: https://www.amazon.it/Migliora-tuo-te...

Thanks for watching. :)