A new study in “Nature” determined that immunity against Covid-19 coronavirus persists longer than expected. It also showed that the antibodies eliminate the South African variants of the virus as well. Researchers did extensive blood tests in 87 individuals at two time points. The fi
A new study from Nov. 26, 2020 showed that circumcision may have long-term emotional consequences on adult socio-affective processing. The study involved 619 American adult men, 408 circumcised and 211 still in their natural state. All of the males underwent extensive psychological qu