sit-ups

i need to do more sit-ups to strengthen my core.

she does a set of 20 sit-ups every morning.

he’s aiming to increase the number of sit-ups he can do.

sit-ups are a great exercise for abdominal muscles.

the trainer showed us the proper form for sit-ups.

after a tough workout, i felt too tired to do sit-ups.

she started with just a few sit-ups and gradually increased them.

he incorporated sit-ups into his daily fitness routine.

doing sit-ups helps improve posture and core stability.

they performed a series of challenging sit-ups during the competition.

she found sit-ups to be an effective way to tone her abs.