But when I was a virgin I fantasized all the time.

One reader's sexual fantasies: Her husband cheating on her, romantic porn, having bigger breasts.

When one reader's stress levels rise, her dreams become more demeaning.

I don't have sex with my husband, but I dream about sex with others.

For one reader, fantasy stems from upsetting power imbalances.

A reader's response to The Desire Lab's first question.