Table 1.
Sprint-interval training program in the present study. Treadmill speed, resting period, sets, and frequency varied according to the rats’ familiarity and fitness level.
Week
Familiarization
1
2
3
4
5
6
7
8
9
Age (week)
7
8
9
10
11
12
13
14
15
16
Treadmill speed (m·min
-1
)
10–30
30–45
45–55
55–65
55–65
60–70
65–70
70–80
75–80
75–80
Sprint duration (min)
1
1
1
1
1
1
1
1
1
1
Resting period (min)
2
2
2
2
2
2
5
4
4
3
Sets (N·day
-1
)
10
10
10
10
10
10
6
6
7
7
Frequency (days·week
-1
)
6
6
5
5
5
5
5
5
5
5