Standing ab workouts are a great way to strengthen your core and improve your posture, and they’re generally more accessible and lower-impact than doing classic core moves like sit-ups and crunches.
This 10-minute session from fitness trainer Katja Puanecki, who goes by Katja Believe on YouTube, shows off how effective standing abs workouts can be. It involves doing a mix of marching, kicking and twisting exercises to engage every part of your core without having to jump or do floor moves.
