Notes
went to gym mildly tired.
planned to do breathing drill:
100m breathing 3-5-7-3
100m breathing every 3 strokes
100m breathing 3-5-7-3
100m breathing every 3 strokes
(take 10 seconds rest between each 100m)
struggled, felt breathless.jiust managed 50's and a few 100's to make an hour...