[header] How to become a female fitness model [title] Determine your niche. [step] Fitness is for people of all ages and lifestyles, from teens to older adults. Make yourself more marketable as a fitness model by highlighting what makes you unique. 
If you keep fit by hiking and skiing, you'll appeal to outdoor adventurers. If you're a busy mom who squeezes in workouts in between your job and homework time, you'll connect with working parents.