If I try really hard, how much weight can I lose in 10 days?

Anonymous
Tell me how! I'll do anything! Need all the advice I can get. I have been losing and being healthy and working out, but these are the last 10 days before my event. So I want the best advice for making the most of the last 10 days!
If I try really hard, how much weight can I lose in 10 days?
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