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Having been a keen surfer since the late eighties, I can give you a reasonable list of the essentials: Press ups Pull ups Sit ups Burpees Swimming That's it. Seriously. All you really need to f...
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#1: Attribution notice removed
by
System
·
2020-05-27T11:08:44Z (over 4 years ago)
Source: https://outdoors.stackexchange.com/a/6320 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/