3 ms·
I think it's implied that lunges and side planks are alternating; at least I have a hard time doing much more than 15 secs per side plank.
by phillmv 13y ago
I think it's implied that lunges and side planks are alternating; at least I have a hard time doing much more than 15 secs per side plank.
- JungleGymSam 13y agoI am confused about it myself. I can do a 30 second side plank (35 seconds? Not so much.) so I've been doing two sets.