Sit-ups tighten and tone the abdominal muscles that run from beneath the sternum to above the pelvis. This results in a flatter stomach and, if practised along with plenty of aerobic exercise ...
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 ...
Most of the classic core exercises involve hitting the deck, with sit-ups, crunches and planks all being floor-based moves. However, you can stay standing and still get a quality core workout done ...