clipka wrote:
> Orchid XP v8 <voi### [at] devnull> wrote:
>> 8 hours of dancing: The tendons at the back of my legs knee hurt.
>>
>> 8 minutes of walking: The muscles on either side of my shin bones hurt.
> 
> Nothing really wrong there.
> 
> With each step you take, you're using your feet together with your lower leg
> muscles not only to push yourself forward and upward, but also to dampen your
> steps, to reduce the impact forces acting on your joints and spine each time
> you put a foot down.
> 
> When dancing, you usually do this by putting down your feet toes first,
> providing a good lever for the muscles at the back of your legs to catch your
> weight softly and elegantly as a feather (ideally :P).
> 
> The same approach, however, would be atypical for walking (probably because it
> wastes more energy), and you'll instead put down your feet heel first (unless
> you're wearing high heels :P). The drawback is that this not only gives you a
> shorter lever, but also requires different muscles to become active. Guess
> which ones...
> 
> So it's perfectly normal that it's *them* that hurt. If you're walking a good
> deal more than usual, that is.

Heh. And here I was thinking that maybe I just walk too rigidly or 
something... ;-)

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

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