I’m going to tell you in this video why you get tired right away after swimming and what you can do to change it so you can swim further, easier, and look better at the same time.
Fix your swimming with the ES membership:
https://effortlessswimming.com/training-and-membership-plans/
Take 5 Seconds Off Your 100m Pace (5 Day Catch Challenge):
https://effortlessswimming.com/5dcc-redesign/?el=youtube