While The Biggest Loser contestants try to lose weight, host Alison Sweeney is packing it on. And no, she's not stuffing her face, lounging on the couch, and ignoring good health rules. She's pregnant.

It's one of the only times in life when it's OK to gain weight, says the 31-year-old Sweeney, who is at peace with the transformation of her body. It's her second time around sporting a baby bump, so she knows what to expect -- and how to proceed with caution.

Cravings: Sweeney has a sweet tooth. Her doctor recommends she eat fruit, which is exactly what she's doing. "I bought a cantaloupe, and I had to stop myself from eating the whole thing. I cut it up and put it in this big bowl and then next thing I knew, half of it was gone," she says.

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Jennifer Love Hewitt might have a body that many of us envy, but she sees a big difference between her body now and when she was younger. She even went so far as to say she wishes she had been nude from 12 to 28!

Pregnancy is tough on all bodies, and Laila Ali had a concern that many moms to be experience -- she was afraid that, since she was already a "big girl," that pregnancy would make her huge! That's not exactly the case, though -- check out how she's handling pregnancy right here.

If you're not watching Burn Notice on Thursday nights, you're missing out. Not just because it's action-packed and witty, but because Gabrielle Anwar plays one kick-ass character. To get ready for the role, she made a few changes to her diet, and many other celebs have made similar dietary changes.