Health
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Young women still may be getting unnecessary pelvic exams
Having these exams, which are no longer recommended for most women under 21, can lead to false-positive testing, over-treatment, anxiety, and…
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Want to turn back time? Try running a marathon
New marathon runners reduced blood pressure, arterial stiffness equivalent to a 4-year reduction in vascular age.
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Stanford researchers build a particle accelerator that fits on a chip
A Stanford team has prototyped a silicon chip that packs some of the punch delivered by ginormous particle accelerators
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