Push-up bars are highly versatile, which is why so many types of exercises and fitness disciplines incorporate them into training. Even if you’re using them for simple push-ups, there are plenty of variations to explore with foot alignment and bar spacing — all of which will target different muscle groups. Push-up bars are also used in fitness programs like Crossfit, Pilates, and yoga. In these classes, you’ll find that instructors are creative and teach a broad range of techniques and uses for push-up bars.