Exercise library
Core exercises
Search directly, or narrow the list by muscle and equipment.
Exercise sheets
176 exercises
Each sheet includes its demonstration and written instructions.

janda sit-up
Abs · Body weight

kettlebell advanced windmill
Abs · Kettlebell

kettlebell bent press
Abs · Kettlebell

kettlebell double windmill
Abs · Kettlebell

kettlebell figure 8
Abs · Kettlebell

kettlebell windmill
Abs · Kettlebell

knee touch crunch
Abs · Body weight

kneeling plank tap shoulder (male)
Abs · Body weight

l-sit on floor
Abs · Body weight

landmine 180
Abs · Barbell

lean planche
Abs · Body weight

leg pull in flat bench
Abs · Body weight

lever kneeling twist
Abs · Leverage machine

lever seated crunch
Abs · Leverage machine

lever seated crunch (chest pad)
Abs · Leverage machine

lever seated crunch v. 2
Abs · Leverage machine

lever seated leg raise crunch
Abs · Leverage machine

lunge with twist
Abs · Body weight

lying elbow to knee
Abs · Body weight

lying leg raise flat bench
Abs · Body weight

lying leg-hip raise
Abs · Body weight

medicine ball crunch
Abs · Medicine ball

negative crunch
Abs · Body weight

oblique crunch v. 2
Abs · Body weight

oblique crunches floor
Abs · Body weight

one arm slam (with medicine ball)
Abs · Medicine ball

otis up
Abs · Weighted

pelvic tilt
Abs · Body weight

posterior step to overhead reach
Abs · Body weight

potty squat
Abs · Body weight

power point plank
Abs · Body weight

prisoner half sit-up (male)
Abs · Body weight

prone twist on stability ball
Abs · Stability ball

pull-in (on stability ball)
Abs · Stability ball

push-up to side plank
Abs · Body weight

quarter sit-up
Abs · Body weight

resistance band horizontal pallof press
Abs · Resistance band

reverse crunch
Abs · Body weight

reverse plank with leg lift
Abs · Body weight

roll overs into v sits
Abs · Body weight

roller body saw
Abs · Roller

roller reverse crunch
Abs · Roller

russian twist
Abs · Body weight

seated leg raise
Abs · Body weight

seated side crunch (wall)
Abs · Body weight

shoulder tap
Abs · Body weight

side bridge v. 2
Abs · Body weight

side hip (on parallel bars)
Abs · Body weight
STARK is a strength training tracker for iPhone and Apple Watch. Log sets, repetitions and weights, then follow your progress. Core features are free. Explore STARK’s features