Besides aging, weight bearing is probably a key factor of the increase of anulus fibrosus cells apoptosis.

除衰老外，负重可能是纤维环细胞凋亡增加的关键因素。

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It stimulates the cardio-respiratory system and it's non-weight bearing.

这种锻炼方式刺激了心脏呼吸系统，同时不负重。

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Swimming is such a perfect option because it meets all of those requirements and it's non-weight bearing, too!

游泳就是这样一项很好的选择，因为游泳可以满足上述要求，而且不负重。

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This frame was load-bearing, meaning that the steel skeleton would support the building's weight, not its walls.

VOA: special.2010.03.31

"So when we observe these animals with the replacement joints, what we found was there was regeneration of the entire joint that allowed the animals to resume weight-bearing and locomotion."

VOA: standard.2010.08.11

"The initial test that he took gave us some cause for concern, so we sent him back for a CAT scan and a weight bearing x-ray, " Girardi said.

WSJ: Yankee Reliever David Robertson Injured in Fall

Not only are you healthier as a result, your comprehensive exercise program, which includes cardiovascular and weight-bearing exercise, is preventing further weight gain and allowing you to maintain muscle mass so your metabolism does not drop significantly as you get older.

CNN: I'm exercising; why can't I lose weight?

Harper defines toning exercises as body-specific, weight-bearing routines that build lean muscle, often using no equipment and only your own body weight as resistance.

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