Let’s say you have the flu and you lose 10 lbs over a week or so due to not being able to eat much. Why do you regain it, especially if you’re eating under maintenance/in a deficit normally?
It can’t all be water if you don’t eat for a week right? That’s a huge deficit.
In: Biology
The majority of it will be water and stored glycogen, these rapidly replenish when you start eating properly again
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