Gaining weight is every woman's worst nightmare and your big fat boyfriend may be to blame! Studies have shown that when a woman is in a relationship she almost always gains weight. In Your Big Fat Boyfriend fitness expert Jenna Bergen explores why this phenomenon happens and how a woman can combat it without alienating her sweetie.

Readers will discover:

• The differences in male and female metabolisms and why you can't eat like he does
• How to eat healthful meals when dining at not-so-healthy places
• Creative date ideas that will keep you and your guy active
• Good-for-him (and you!) recipes that taste great and won't leave your guy hungry

And more! Complete with humorous first-person accounts quizzes and fun sidebars and charts Your Big Fat Boyfriend will strike a chord with any girl who's ever dated a diet disaster.