And, when people do use cheap bikes that don't really fit them out of necessity long-term, what's the toll on their body? It's probably not zero!

The parent comment is so bizarre

No one who uses a wheelchair does it because they like doing it

Everyone who rides a bike for 16 hours a day does it because they like doing it, and/or they’re an athlete

When you’re done riding your bike for 16 hours a day - likely one week in a year - you can go to the gym, stretch out

The wheelchair guy has to drag himself everywhere