The virus that causes COVID-19 spreads mainly from person to person. This can happen through droplets that fly into the nose or mouth, airborne or surface transmission, and fecal-oral. But that’s apparently not all of it.

Researchers from the University of Hong Kong discovered that the eyes are an important route through which the coronavirus can enter into the human body. The strain was up to 100 times more infectious than severe acute respiratory syndrome and bird flu in two facial orifices tested.

The laboratory tests led by Dr. Michael Chan Chi-wai revealed that virus abundance levels of SARS-Cov-2 – the strain of coronavirus that causes the Covid-19 disease – was far greater than for SARS in the upper respiratory airways and…