Covid virus. The researchers evaluated the studies that were conducted to understand hormone levels by examining fingers. A longer ring finger is shown to have higher testosterone levels.
This happens at very early stages inside the womb. If one has longer index finger, it means higher estrogen levels. Scientists are now studying deeper link between testosterone and severity of Covid.
They believe elderly are most prone to suffer from severe Covid. The study, conducted on 154 participants, found those with bigger size ratio between 2nd and 4th fingers, and 3rd and 5th fingers had also been infected with severe Covid than others.
They observed that people (both men and women) with low testosterone and estrogen had more chances of attracting coronavirus.