CoachA growth chart is a record of height (or weight) measured again and again over time — the door-frame marks of Chapter 4, made regular and dated. Doctors keep one for every child.
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Example 15.5 (Reading the chart)
On the chart, the line climbs about in the very first year — and only about a year through childhood. The two steep parts are the two bursts of Remark 15.3; the flat end says the adult has stopped growing taller.