moderate
20-Minute Walking 400m Repeats
Structured interval walking provides cardiovascular and bone stimulus in a compact, measurable session.
20 min · Kit: Nothing
The session
- 14 min easy warm-up walk
- 24 × 400m brisk walk with 90 sec recovery between
- 34 min easy cool-down
Worth knowing
- 400m = approximately one lap of a standard athletics track, or a marked 400m on a map
- Brisk pace: slightly breathless; not quite comfortable
