Grip a pullup bar with hands slightly wider than shoulder-width
Hang with arms fully extended and shoulders engaged
Brace your core and keep your body straight
Pull your chest toward the bar
Drive elbows down and back
Keep your neck neutral
Lift until your chin clears the bar
Lower yourself slowly and fully
Repeat for the desired number of reps
Use assisted pullups or negatives if needed
Avoid swinging or kicking your legs
Breathe out as you pull up and in as you lower down