my baby is so irritated while feeding from bottle then I started feed him from spoon , he cried alot while feeding. he is not gaining weight also .while feeding he cries badly his brain nerves also so visible and dark pls suggest

A. Teething what’s certainly be very big reason that is why your child is more cranky and not accepting water feature that can be a reason and if this is a situation you please consult your doctor for assistance is needed to be done they will be able to advise you on that