Gwyneth Paltrow turns 39 today, and we're sure this Tracy-Anderson devotee is celebrating up a storm! Gwyneth is looking better than ever and continues to inspire us with her commitment to fitness — and also her love of food. Take a look back at Gwyneth through the years to see how she keeps in such great shape and always maintains that big smile on her face.
Happy Birthday, Gwyneth Paltrow! How the Star Stays Healthy and Fit