Ready to test your fitness? See how many strict pull-ups you can do in 60 seconds and learn how to improve your strength and endurance with these expert tips.

Want to test your upper-body strength? Here's how many pull-ups you should be able to do—and the best exercises to improve.

They may only require you and the bar, but pull-ups are a test of pure strength ... the bar and slowly lower back down. To help prepare your grip and shoulder strength for an unassisted pull ...