Movement
The mystery
Why can some people with Parkinson’s ride a bike but not walk?
Lessons
- Day 67From thought to movement
- Day 68A body map for moving
- Day 69The highway down
- Day 70Moves without thinking
- Day 71The coordinator
- Day 72Start and stop
- Day 73Dopamine and Parkinson’s
- Day 74Why you can’t tickle yourself
- Day 75When motor neurons fail
- Day 76 · Boss levelthe bicycle mystery
Lessons unlock one a day. Every unit ends with a boss level that mixes everything you’ve learned.