V-Ups Exercise: Benefits, Proper Form, and Technique Guide
What Are V-Ups? The V-up, often referred to as the jackknife sit-up, is a core exercise that works your hip flexors, glutes, and abdominal muscles. V-ups help you strengthen your core by engaging your rectus abdominis. Lying flat on your back, perform V-ups by simultaneously elevating your upper and lower bodies into the shape of…










