Unfortunately, doctors are seeing more and more strokes in younger people, partly because of the continuing epidemic of childhood obesity, early onset diabetes and cholesterol and hypertension issues, said Antoniello.

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Evidence-based health screening has been introduced for the early detection of common ailments, such as cancer, heart disease, hypertension and diabetes mellitus.

WSJ: How Asia Can Get Health Care Right

The researchers, all 256 of them, looked at seven diseases: bipolar disorder, coronary-artery disease, Crohn's disease (an inflammation of the gut), hypertension, rheumatoid arthritis, type I diabetes (the sort that develops early in life) and type II diabetes (the sort that develops later).

ECONOMIST: Molecular medicine: Peekaboo | The