So where we used to think of heart disease as being a man's problem primarily -- which that was never true, but that was kind of how everybody thought in the 1950s and '60s, and it was in all the textbooks.
かつて心臓病はそもそも男性の病気だと 考えられていましたが それは間違いでした でもこれが 1950～60年代の常識で 教科書にも そう書かれていました