Easy 4 mile run on the treadmill. 6:58/mi.
Killer core workout, after:
- 4x4x20s plank series
- 4x4x20s plank mobility series
- 4x4x20s plank w/single leg lifts series
- 4x4x20s (r. crunch, L. crunch, leg raise, bicycle)
- 4x4x20s (r. sit up, L. sit up, v-up, russian twist)
- 15 second between all 20 sets, no rest between intervals
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