Poorva 
If it's happening very recently, it could be growth spurt, check if he is teething, burp the baby after every feed well. Don't put the baby flat on the bed immediately after feeding as it may cause colic

Try to feed him ...if his tummy is not full he'll woke up

<a href="http://app.babychakra.com/article/1364">4 effective tips to calm down a baby troubled with colic!</a>

May be colic ?? <a href="http://app.babychakra.com/article/2960">Everything You Need To Know About Colic</a>

Hi Guys my baby boy is 5 months old he is getting up at night after every one hour do not know what is the reason? Exactly after 1 hour he gets up.
Please help