TABLE 1.

Protocol of HIIT intervention during 12 weeks.

Week	Duration (min)	Interval intensity (1 min)	Recovery intensity (3 min)	Interval intensity (1 min)	Recovery intensity (1 min)
		(% HR maximum)		(% HR maximum)
1	50	90–95	70–75
2	50	90–95	70–75
3	50	90–95	70–75
4	50	90–95	70–75
5	50	90–95	70–75
6	50	90–95	70–75
7	50	90–95	70–75
8	50	90–95	70–75
9	50	90–95	70–75
10	50	90–95	70–75
11	30			90–95	70–75
12	30			90–95	70–75