Featured series 
Tag: Jessica Lau
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Nation & World
Not so black and white
Harvard researchers identify a mechanism with therapeutic potential for anemia.
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Nation & World
My grandpa’s 100 hats
Shannon Freyer, an animal-care technician in Harvard’s Department of Stem Cell and Regenerative Biology, shares stories about her grandfather, who died on his 86th birthday due to COVID-19.
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Nation & World
Feel like kids, spouse, work giving you gray hair? They may be
Harvard scientists have found evidence to support long-standing anecdotes that stress turns hair gray.
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Nation & World
Exercise may help make heart younger
In a new study performed in mice, Harvard researchers found that exercise stimulates the heart to make new muscle cells, both under normal conditions and after a heart attack.
