I took a sound meter into my Tuesday spin class just to prove the instructor wrong: the number on the screen meant we should have left after fifteen minutes

I took a sound meter into my Tuesday spin class just to prove the instructor wrong: the number on the screen meant we shou...

One cyclist brought a sound meter to their Tuesday spin class and discovered noise levels reaching 98 decibels—far exceeding safety guidelines. Research shows group fitness classes frequently match the volume of subway trains and power lawn mowers, yet participants rarely protect their hearing. Here’s what the data reveals about the gap between instructor motivation and participant safety.

« I thought the seat was just too hard »: why the ache you feel sitting down after a spin session almost always comes from a saddle a few centimetres too high

« I thought the seat was just too hard »: why the ache you feel sitting down after a spin session almost always comes from...

That bruising and numbness after spin class? It’s probably not the saddle padding—it’s a saddle positioned just centimetres too high. This subtle positioning error forces your hips to rock with every pedal stroke, grinding soft tissue against the narrowest part of the seat. The fix takes minutes, not money.