Dhaka, Jan. 7 -- A health worker in Portugal died two days after getting the COVID-19 vaccine. This comes as a shock to the world community and has raised questions over the safety and efficiency of the Pfizer vaccine.

According to the Daily mail, Sonia Acevedo, a 41-year-old nurse suffered a "sudden death" at her home on Friday (January 1), 48 hours after being vaccinated with Pfizer-BioNTech vaccine.

Sonia Acevedo had no health condition before and did not suffer from any side effects after taking the vaccine.

Sonia worked at the Portuguese Institute of Oncology in the department of paediatrics in Porto. She has two children and lived with her family. She, being a frontline health worker was given a Pfizer- BioNTech developed vaccine...