Shaking head from side to side

My baby does it when he’s tired/ to help himself get to sleep. Could be something similar? I think they find it soothing. Equally they may have just figured out they can do it! x

Mine does it to, I think it’s linked to teething but not sure

Mine does this when he’s sleepy xx

Mine does this. He saw me do it when I said no and he does it often now.