
Scanning the forehead to determine skin surface temperature is an unreliable indicator of having Covid-19. — AZHAR MAHFOF/The Star
Making people stand in front of a scanner to have their body temperature read can result in a large number of false negatives, allowing people with Covid-19 to pass through airports and hospitals undetected.
Leading experts in physiology have suggested that taking temperature readings of a person’s fingertip and eye instead would give a significantly better and more reliable reading, and help identify those with fever.
Unlock 30% Savings on Ad-Free Access Now!
