COVID-19: Is Reinfection a Threat or Not?

The culprit of the latest pandemic, identified as SARS-CoV-2, was detected between Nov and Dec 2019, when it was isolated from throat swabs in Chinese patients (1). Since then it has caused devastating effects in several regions spe-cially in Italy, USA and Spain, and it was declared as a pandemic by the WHO several weeks ago (1). As of Mar 23, at least 600,000 cases have been confirmed around the world with as much as 30,000 reported deaths; deepening the prob-lem, the virus can be detected even 25 d after symptom onset filling even more the possible concerns regarding the control of this new public health threat. Another, one of these concerns in this new pandemic is the possibility of reinfec-tion, in this article we strive to present some evi-dence regarding this possibility.