Common exercise mistakes (current state)

Pretty bad currently

Exercise Bad form Good form
Crunches Hollow back Straight back
Deadlifts, Squats Hunched back, Inside knees Straight back, Knees follow feet
Bench press Elbows below frontal plane Elbows down to frontal plane
Pull ups, Lat pulls Bar behind head Bar before head
Side lateral raise Move over shoulder height Move up to shoulder height
Lying external rotation Over 110° from frontal plane Up to 110° from frontal plane
Biceps curls Rotate forearm 90° (barbell) Rotate forearm 45° (dumbbell)

Not so bad anymore

  • Squats: Knees over toes
  • Shoulder press: Elbows below shoulders