You asked: Are sit ups and crunches bad for your back?

Do crunches mess up your back?

Crunches and traditional sit-ups place 3,300 newtons (that’s almost 340 kg!) of compressive force on the spine when bent in flexion. These forces can squeeze a bent disc’s nucleus to the point that it bulges – pressing on nerves, causing back pain, and potentially leading to a herniated disc.

Do sit-ups strengthen your lower back?

Situps also build strength in the lower back, hips, and pelvis. A strong core allows for a solid, firm center, making back pain and injury less likely.

Are situps or crunches better?

Takeaways. Though both sit-ups and crunches can strengthen your abdominal muscles, crunches are a more targeted approach that focus on your abs, while sit-ups work the surrounding muscles, as well. Crunches may also carry a lower risk of injury, as sit-ups can cause lower back pain for some people.

Are planks better than sit-ups?

Sit-ups once ruled as the way to tighter abs and a slimmer waistline, while “planks” were merely flooring. … Second, plank exercises recruit a better balance of muscles on the front, sides, and back of the body during exercise than do sit-ups, which target just a few muscles.

Should my back hurt after crunches?

Crunches should not cause your low back to hurt. If you repeatedly have pain while performing crunches, cease the activity and seek physician consultation. When performing a crunch the low back will round.

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Are ab exercises bad for your back?

Traditional sit-ups, crunches and other common exercises can be harmful because the repeated lumbar flexion overloads the spinal discs, potentially causing serious damage to the low back.

Can crunches cause herniated disc?

McGil has found that crunches and traditional sit-ups place 3,300 newtons the equivalent of 340 kg! of compressive force on the spine when bent in flexion. These forces can squeeze a bent disc’s nucleus to the point that it bulges – pressing on nerves and causing back pain, and potentially leading to a herniated disc.