Luckily we've taken the guesswork out of it for you. These 30 core exercises from personal trainer and TODAY fitness contributor Stephanie Mansour will target all of these important muscle groups.

Strengthening the lower abs is important for any health journey ... aiding in rotation and lateral movements. Exercises like ...

Tighten your abs, pulling your belly button in toward your spine and making sure to engage your core throughout the exercise. With your hands placed gently behind your head and elbows wide ...

A trainer outlines six of his best-curated side ab workouts to challenge the obliques from various angles and sculpt a lean ...

A personal trainer outlines how to perform his top-recommended, 30-day standing workout to sculpt ripped abs in record time.

So, to help you out, we've rounded up the best stomach exercises ... abs. Breathing deep into your belly and creating pressure from within your core when you do these lifts will also engage and ...

WHEN time is short – and it certainly can be in the lead-up to Christmas – you need an efficient and quick workout. With party season around the corner, there is still time to shape up ...

This is what the experts say How to sync exercise with your menstrual cycle, according to experts 12 best sports bras for ... to develop a stronger, more toned sideline for better overall balance ...