DO: Initially, they may lose more weight because they are losing water weight.

DO：最初，他们可能减重更多的是因为他们减掉了水的重量。

youdao

However, those that drank 2 cups of water before their meals had a faster rate of weight loss and ended up losing 44 percent more weight over a 12-week period than those that didn't.

但是，喝水组体重下降更快，在12个星期后里体重下降百分之四十四多，对照组却没有这么明显。

youdao

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