Proficiency grading, deadliest infection gets worse, correcting AMD, fingernail clues, fidgeting is helpful, pregnancy toll on body, lymph vessel cell shape, artificial sweetener boosts appetite, more
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Sci-Ed Update 344
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Proficiency grading, deadliest infection gets worse, correcting AMD, fingernail clues, fidgeting is helpful, pregnancy toll on body, lymph vessel cell shape, artificial sweetener boosts appetite, more