Tuesday

Stamina:

Swim 500m

Then
100m of each - Swim w/shirt on, kick, IM, pull, swim

Then
200m of each - Under/overs, brick swim, over/unders, fin kick

Then
4x 25m underwater swim
2x 50m underwater swim

Durability:
100x Sit-ups
100x Leg lifts/good morning darlings