> Here if I eat junk food for 3 days my weight jumps by 7 pounds. If you are gaining 7 pounds in 3 days, I imagine the vast majority is just water weight, whic

> Here if I eat junk food for 3 days my weight jumps by 7 pounds. If you are gaining 7 pounds in 3 days, I imagine the vast majority is just water weight, which can probably be attributed to the salt levels in the junk food more than anything else.