Teething?

amanda • 💍❤️💁🏽‍♂️👦🏼💙👦🏻💙👦🏻💙

My son is waking up every 1-2 hours throughout the night and I cannot resettle him by tapping or shushing and the only way he will go back to sleep is if he sucks on my breast like I’m his dummy/ pacifier. Could this behaviour be due to teething or is it just a phase?