Several unexpected signs of postponed COVID-19 named
The hands and condition of the nails of a person may indicate that he has already had COVID-19, according to the Mirror publication.
After suffering a coronavirus infection, distinct horizontal lines may appear on the nails of a person. You also need to pay attention to the deepening at the base of the nail – this is another sign of a previous infection. Another sign is red spots under the nails that look like a crescent moon. In addition, after COVID-19, the tips of the nails may turn orange. Another warning sign is nail loss.
According to Professor Tim Spector, the transferred covid can be recognized by the hands of a person, even in the absence of other pronounced symptoms.
President of the British Association of Dermatologists Tanya Blaker, in turn, explained that during the period of the disease, the growth of nails stops, which after two to three weeks leads to the formation of small depressions on the nail plate.
“They are harmless and grow back over time – often it happens in just a few months,” the expert noted.
Earlier, American scientists built a mathematical model of the mechanics of handwashing. As a result, it was possible to establish that viruses, bacteria and other tiny particles are washed out of the micro-grooves on the skin only after 20 seconds of intense rubbing of wet palms against each other.