These include the type of crunch performed, the individual's body weight, and the exercise's intensity. For instance, a plank, while excellent for strengthening the core, isn't the top calorie burner.

Two popular abdominal exercises include sit-ups and crunches ... Repeat this move at a slow, controlled pace. Types of sit-ups These low-impact sit-ups are great for targeting the lower abs.

When I’m short on time and equipment (often), I use a medium to heavy kettlebell and get to work strengthening my core ...

In his video, Dr. Wolf uses six tiers to categorise the exercises into different tiers – S, A, B, C, D – ‘S’ being the ‘best’ ...

You don’t crunches, sit-ups and planks to increase your core strength and definition, just take this 12-move standing ...

Plus, they are a great option if you find it difficult to get down on an exercise mat due to back or hip pain, or if you’re short on space. To find out more, I swapped my sit-ups for a standing ...

"There is substantial research that shows that this type of very short ... squats or sit-ups for strength, a couple of minutes of cardio exercise like jumping jacks, and a couple of minutes ...