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Do COVID tests really expire? Some may have an extended shelf life.

COVID cases are rising in NY as some dust off expired at-home tests. Some expiration dates have been extended.
BMJ Open

Patterns and persistence of SARS-CoV-2 seropositivity among college students at Indiana University—Bloomington

Objective This study examined the patterns and persistence of SARS-CoV-2 seropositivity among college students from March to ...

This 2-Second Thumb Test Could Indicate If You're At Risk For A Heart Problem — Here's How To Do It At Home

Also known as the thumb-palm test, the thumb test doesn’t necessarily indicate that someone currently has an aneurysm. Rather ...

Use the ‘Feynman Method’ to Tell If You’re Ready for a Test

The best teachers really grasp the concepts they're educating students on. There's a reason for that and you can harness the memory power of teaching, too.