Teething can cause significant distress to babies and also parents . generally start @ 6 months. Excessive drooling, mouthing ,Irritability there can be slight increase in temperature . for comforting you can try Using a clean finger or wet gauze to rub your baby's gums. The pressure can ease your baby's discomfort. Keep it cool.sometimes you can try paracetamol. don not give objects to put in mouth as they can cause choking .