You might not know its side effect until you read about W-shaped sitting position. Kid has different ways of sitting. The two common sitting positions that you normally seen are: W-shaped position and crossed legs position. Some of them might feel comfy with either one, but W-shaped position sitting is not recommended.
It has its side effects
It causes problems such as: orthopedic defects, developmental problems and postural control issues.
Children may face to weaken back muscles.
Crossed legs is way better than W-shaped position. Stop your children from W-shaped position because it brings health problem to them.
If children sit in W-shaped position, please stop them now because they will face to long-term side effects one day.