I was getting thin, losing muscle and I was going to bed at half nine.

我变瘦了，肌肉也没有了，九点半就去睡觉。

youdao

Losing weight is very easy. Losing fat - and keeping it off without losing muscle - is a much bigger challenge.

减轻体重非常容易，减少脂肪——无损肌肉地减少脂肪，是非常大的挑战。

youdao

Because you're sitting, you're not exercising, which means you probably will be gaining weight or at least losing muscle tone.

只坐着不运动，你可能在长体重或者失去肌肉弹性。

youdao

"With low-fat diets, we see a lot of skinny fat, where they get lean, but their body fat goes up because they're losing muscle, " Jampolis said.

CNN: The #NYFW diet: Part of the job?

In this case, the worm Caenorhabditis elegans (C. elegans) was found by scientists at Rutgers University in New Jersey, US, to losing its muscle mass and strength as it aged, without any accompanying loss in nervous system function.

BBC: Waistline secrets revealed by worms

At most, Kim could probably lose an additional half-pound to pound a week, "but any more than that and she would probably be losing water weight and muscle, " Jampolis said.

CNN: Losing a pound a week, staying positive