my son still not walking .He is 15 months old.He is not using right leg that much.He only put weight on left leg.

A. It’s important for you to have an assessment with your doctor physically because I cannot tell you why this is not happening and why the child is stressing on one leg but once the doctors are going to check the child physically they will be able to figure out if there is an issue that needs to be taken into consideration to help the child to walk proper