Austin Head, who holds two Guinness World Records for lunges, shared how many lunges you should be able to do by age group.

Workouts can boost strength, but sometimes they can also wreck your posture. Here are three workout tweaks to prevent muscle imbalances that cause misalignment.

Going backward while doing lunges primarily targets the quadriceps (front thighs), hamstrings (back thighs), and glutes (butt muscles). "This makes them an excellent exercise for building leg ...