4 months old. 18lbs 14oz. 26 inches long. Head, melon-esque. We're actually going to have to procure a larger infant seat when he outgrows the one that would still fit his sister, if she hadn't gone all "20th percentile in height" on us.
Yesterday's 4 month well check uncovered nothing more than a patch of eczema on his leg, and a record breaking case of cradle cap on his head. The former gets a dose of antibiotic ointment, the latter, absentminded picking while I'm watching the new season of The Biggest Loser.