Climbing is all about balance, knowing your body and being able to reposition it in space.

攀岩是一种平衡，了解你的身体，并能在空中调整它。

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Knowing your Body Mass Index (BMI) is the second number you should know. You need two Numbers to calculate your BMI, your height and weight.

你需要了解的第二个数字是身体质量指数(BMI)，你要用身高和体重来计算你的BM I值。

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The soreness should only last a day or two, and you can relish in knowing that you're witnessing in real time your body getting stronger!

这种酸痛往往只会持续一到两天的时间，而且你会感到很欣慰的是，你正在见证身体变健壮的这一时刻。

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"So as you can imagine, if you are say 50,55 or younger, the surgeons will be very hesitant to place these metal joints in your body because knowing that in 10 to 15 years, there's a chance these would fail."

VOA: standard.2010.08.11

The circumference of your waist and most importantly, your body mass index are dead giveaways when it comes to knowing the amount of body fat you have, and the health risks you might run into because of it.

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Knowing your health history, when you've had sex and what's new to your body are important, she said.

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