>>23121541. Canoes are a meme, get a kayak instead. Plus it’s really just an upper body workout but it is solid.
2. Farming.
3. Fly fishing. My right deltoid is (marginally) more robust than my left from all the time I spend casting. Not to mention the leg workout of wading through some swift & deep water.
4. Backpacking.
5. Climbing, but I’ve never been into this one.