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发帖数: 264 | 1 转载一个体育博士的看法：
Swimming or Running
Patrick J. Bird, Ph.D.
Keeping Fit
Column 4c
1988
Q. I am a fitness swimmer and a friend of mine runs to keep in shape.
We get into discussions every so often about who is working out the
hardest. I swim free-style about three miles each week, and he runs
about ten miles each week. Is there some way to equate these activities?
A. Yes there is, but to be precise, more information is needed than the
distance covered each week. Body weight, skill, pace, fitness leve |
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