 [ Symptoms ] why is the skin on my arms wrinkly and loose do not i not drink enough water i am 52 years old i do not drink water at all except for taking my pills in the morning and night time [ Disease ] most babies start to walk at the age of 12 months at 9 10 months your baby should manage to stand on his feet but every babyâs development is individual and there are always variations in development nonetheless it will help to bring your daughter to a pediatrician to test his motor functions