Does a baby cries at night time or or if you can detail more about your baby is behaviour throughout the day and night also what kind of eating habits do you have at night because you need to take light diet such as more vegetables at night and not a high protein diet suggest dal which can interfere with sleep patterns for also take your dinner before 8 o'clock and make a night time routine of reading out books to your baby and try to set this routine so the way we will get a custom to it until and unless baby is having a slight fever and is crying every time at night or is crying if you are making him wear diapers then please to check the area of the diaper if it is reddish and you can see e white pimples then you need to see your pediatrician