I went to Kroger and

    Posted by kellyvu on 3rd of Apr 2020 at 10:47 am

    I went to Kroger and bought an oxygen saturation meter, the little thing they put on the end of your finger. Cost $30.  If O2 sats fall below 90%, you are having some breathing distress so need some medical help.  I defer to any docs on here but I'm retired RN.

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