Summer Covid cases are rising across the U.S. — Is it time for a vaccine?

The uptick in cases, caused by a variant of the virus nicknamed "razor blade throat," comes as many Americans have likely gone a year or longer without Covid shots. By Shreya…[...]

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Do fluoride supplements harm children? FDA panel discussion turns into heated debate

Despite dentists' impassioned arguments for fluoride supplements, the FDA is likely to ban them this year. A meeting Wednesday at the Food and Drug Administration about fluoride supplements became, at one point,…[...]

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