Want sexys Abs? A tight firm stomach? A Strong Core? Six-pack abs? Heres a great bikini ab workout to help you abdominal muscles stay strong and tight. Start off with 25 ab crunches to warm-up your mid section. Then do rotating planks for as many reps as you can. Then leg raises for as many as you can. And last side crunches for an all out burn. Repeat 2-3x for a killer ab workout. Bikini Model Chelsey Novak. twitter.com/chelseynovak && instagram: @chelseynovak Also see BikiniModelFitness .com