Four teeth, and of course solid food.
Along with the solid food the bowel movements to match.
I am getting tired of his naps getting interrupted by those bowel movements.
Generally he is a happy baby and he sleeps (mostly). This has all been so helpful in maintaining some semblance of sanity.
About two weeks ago he stopped sleeping solidly. He was simply not settling down, would wake up after 30 minutes and cry out as if in pain. After a few days (and long nights) of this behavior we switched up his formula to a gentler version as well as scaled back the various foods he was being given. This seems to have helped.
And we have entered the stage of development where we will constantly be finding Cheerios in places they shouldn’t be long after we stopped purchasing them.