Is this normal?

Catherine • Hi! I'm Catherine, I'm 29 & mummy to 3 little boys. Mason Elliott 26/03/16 💙 Ezra George 22/05/18 💚 Archie Emerson 02/07/20 💛
So my 12 week old son keeps holding his head? He's been doing this for about a week so i don't think it's because he's got a headache or anything. And he hasn't got a temperature. Do you guys know if this is normal? Maybe he's just found his hair and he likes touching it 😂