Why Crunches Are Good?
Like Situps Situps Situps Work the Rectus Abdominis, Transverse Abdominis, and Obliques in Addition to Your Hip Flexors, Chest, and Neck. They Promote Good...
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Will 100 crunches a day do anything?
Unfortunately, even if you do 100 crunches a day, you won't lose the fat from your belly. Not a chance. ... The only way you can lose fat from your belly is to lose fat from your entire body. Situps and crunches simply won't do this for you, even though I'm sure you've heard otherwise.
Why are crunches bad for you?
The repeated force of crunches can cause the discs in your back to bulge (the gel nucleus of the disc bulges), pressing on nerves causing lower-back pain and potentially causing a herniated disc.