Article describing some research into these inter-related subjects. Takeaway:
http://well.blogs.nytimes.com/...th-training-may-help
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"Go yell at an M&M"
- Runners use their calf and ankle muscles less as they age, leading to lower running speed, likely because
- Calf and ankle muscles appear to age more quickly than other muscles
- Strength conditioning of those muscles might address these issues
http://well.blogs.nytimes.com/...th-training-may-help
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"Go yell at an M&M"