any suggestions on how to get my son to sleep during the night. he's almost 1 and he doesn't sleep…

any suggestions on how to get my son to sleep during the night. he's almost 1 and he doesn't sleep through the night. I tried letting him cry it out for a bit but 3 out of 4 times he just cries and cries so I give in and give him a bottle since I'm the only one getting up with him... this mama is tired!!