She always looks in tip top condition and is the envy of many a female observer.
But Jessica Biel laments the strict diet regimes she has to endure when preparing for her film roles, saying they leave her miserable.
The 29-year-old lets her feelings known during an appearance on the Graham Norton Show on BBC One.
MiseraBiel: Jessica Biel says the strict diets she endures while preparing for film roles can make her feel down during an appearance on the Graham Norton Show on BBC One
Jessica, who was on the show alongside her A-Team co-star Bradley Cooper, was surprisingly candid about how she felt during the interview.
Speaking about staying in shape for her film roles, she said: 'You spend months and months training and doing crazy diets. It’s the hardest experience. You look great but you are miserable.
'I literally dream of food. Cake, pasta, bread and croissants are in my head the whole time, that’s all I can think about.'
Read more: Jessica Biel laments the strict diets she has to endure in the name of her film roles | Mail Online