How many rounds of IVF is "too much"?

Gunce • Head of Research at Glow. Unwilling infertility expert. 2 kids after 4 years of infertility treatments.

Assuming that money was not an issue, is there a # of IVF cycles that you feel is "too much" - too much for your sanity, too much for your body to endure. Should you/would you stop after X number of cycles? What is that number? 

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