DEAR DR. ROACH: I read a recent column of yours in which you said that everyone my age can assume we’ve had measles. I remember having measles in the second grade but have a vague memory of my parents calling it German measles, which I believe is rubella.
If a person has had either, do they have immunity to both types of measles? -- S.F.
ANSWER: If you were born before 1957, you are likely but not 1…