Detailed text transcripts for TV channel - KGO - 20140708:08:51:00
>> two slides. touchdown on the ground. two slide. touchdown. back to center. hand down to the ground. back into a pushup. stand. >> i'm feeling my age. i just had a baby too. >> reporter: jen recommend the 40s to eat protein and watch portion control. >> in this age we start to see declining testosterone levels. >> reporter: for the big 50 and beyond. >> big decade. menopause, estrogen drops. >> reporter: she says incorporate yoga or pilates and the big tip she wants everyone to hear, just keep moving. and know it is possible to be fit and fabulous at any age. linsey davis, abc news, new york...