Hair turning gray is a natural phenomenon that accompanies aging for most people. It is a visible sign of getting older, but have you ever wondered what really causes this transformation? When hair turns gray, it is due to the gradual decline of pigment cells within the hair follicles. The …
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A Washington man appeared to be destined to develop Alzheimer’s disease — but against all genetic odds, he has eluded the common dementia for decades. Researchers at the Washington University School of Medicine in St. Louis recently published a study focusing on Doug Whitney, 76, who lives near Seattle. He …
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Women in their 60s and 70s could theoretically one day give birth to genetically related children, according to scientists pioneering a breakthrough technique that converts DNA from skin cells into human eggs capable of producing embryos. Researchers at Oregon Health and Science University created early-stage human embryos from DNA taken …
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