Sit-up Exercises May Cause Lower Back Injuries
In the US, sit-up exercises are being phased out as several studies have found that sit-ups put too much pressure on the spine. This excessive pressure on the spine may cause lower back injuries. Personal trainers and military advisors in the US suggest that sit-up exercises should be replaced with planking (staying in the upward position of a press-up) instead to prevent lower back pain.
Read the full article on how sit-ups can cause lower back pain.