What is the physical-mechanical mechanism of pressurized mesotherapy?

The skin is the largest organ in the human body and has a variable structure. It is divided into three layers: epidermis, dermis and hypodermis. Amid aesthetics, this structure works as a systemic administration port or as a route to administration of active principles.

Alterations of the male and female reproductive systems induced by COVID-19.

A variety of pneumonia cases of unknown cause emerged in China in December 2019. A new virus belonging to the Coronaviridae family, called severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which causes coronavirus disease 2019 (COVID-19). Within a few days, COVID-19 became a pandemic disease.