The latest news on genes and heredity, from CRISPR to DNA testing technology.
It's been 20 years since my mother died of early onset, or younger onset, Alzheimer's disease. She was 53. I was 17. Losing her — and realizing that I, too, could develop the disease — has haunted me ever since.
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Dylan Scott guides you through the fallout of the Covid-19 pandemic and the health care policies that matter most.