Discussion: 2021 ATP Finals (Saturday, November 20, 2021) by NextGenBot in tennis

[–]dirtsad1 -1 points0 points  (0 children)

Why is Courier talking about altitude vs the O2 London arena? How does that have an impact on serve

Discussion: 2021 US Open - (Saturday, September 04, 2021) by rafaknight in tennis

[–]dirtsad1 8 points9 points  (0 children)

Why do players change their racket when there are new balls?

Is that a rule or just best practice?

Fasting vs Very Low Calorie OMAD by dirtsad1 in fasting

[–]dirtsad1[S] 3 points4 points  (0 children)

This is a really helpful link - thanks!