2/28 Tuesday

Run Intervals:
400 m @ 80,90,100% – rest 2 min b/t sets
then maintain the 90% set time on a 3 minute timer countdown for 400 m repeats for 6 sets
9 total sets [i.e. 1:15/1:10/1:05 + 1:10 (rest 1:50) x 6]