When most people think of a strong core or achieving abs, the first exercise that comes to mind is often sit-ups. While sit-ups have long been a go-to for strengthening the core, they're not always ...

Seated exercises can train the deep abdominal and spinal muscles without floor sit‑ups. With your pelvis supported by the ...

Find out how many sit-ups after 55 signal a strong, healthy core and use this 60-second test to track your strength over time ...

Unlike a crunch or sit-up, where you bend through the spine, the dragon flag keeps your body completely straight and rigid as ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images While classic core exercises like sit-ups, planks and crunches are ...