The body will respond to long spans of reduced food by basically reducing unimportant activity. A lot of this is sub-conscious reduction, (less fidgeting, leaning against a wall instead of standing freely, laying in bed a little longer, etc.). Over time, you might feel a little lazier too, where before you might be excited to do something, but now you’re maybe a little hesitant to do things. You may not even really notice.
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