Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
WalterBright
39 days ago
|
parent
|
context
|
favorite
| on:
Cardio fitness is a strong, consistent predictor o...
The heart, lungs, and muscles get strong fast. But the bones and tendons take more time. It's best to give them time so you don't wind up with shin splints, etc.
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
