Originally Posted by Mushroomfloat
P.S what is your breathing pattern?
Go every 4 max (above this is hypoxic training)
Or ideally every 3 bi lateral
If you are going every 2 and are not a pro or high speed swimmer then you are "gassing up" and won't get beyond 50mtrs (2 lengths)
I swim 2k to 5k comfortably breathing every two and am not gassing up, never gas up. Just relax and breathe naturally and every two is the most natural