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What Can Cause A False Fever Reading? [Solved]

Hot food & drinks. If you are checking your temperature using an oral thermometer in your mouth, wait 15-20 minutes after eating or drinking. Oral intake does not impact core body temperature but can cause a false reading on your thermometer.10 Jul 2020

Yes, a thermometer can give you a false reading

At the height of the pandemic, thermometers were flying off the shelves. But,

VERIFY: Can a common cold produce a false positive on COVID test?

Can

Verify: Does having a cold cause you to test positive for COVID-19

Infectious disease specialists say this is not true. You