A simple to use, voice-guided abdominal strengthening exercise program, Situps 0 to 200: Ab Workouts is a fitness app for iPhone with clear, achievable goals.
iPhone and iPad apps tagged "fitness training."
6 Pack Promise - The Portable Abdominal Workout
If you’re interested in fitness and nutrition, and more specifically building up six pack abs, then Sports Performance Factory has recently released Jeff Cavaliere’s 6 Pack Promise for iPhone.
GAIN Fitness Builds Custom Workouts for iPhone
Fitness is a multi-billion dollar industry. While there is an absorbent amount of "As Seen On TV" health and exercise widgets and gadgets, one look on the app store and one would notice that the fitness industry has taken over there as well.
5K Runner Takes You from Couch to Running 3 Miles
The fast track to becoming a runner starts with the 5K Runner app, one of the best iPhone running apps I've tested. Packed with coaching tips, a training program and a lot of interactive content, this app gets you from couch to 5K (or 3.1 miles) in 8 weeks.