It was approved for creation on 2019 at the 72nd session of the World Health Assembly.
It is called silent because it progresses slowly, and silenced because it mainly affects the poor people who often lack political voice and proper health care.
It is classified as a neglected tropical disease (NTD), meaning it affects the low-income populations in developing countries across the globe.
It is one of 11 official global public health campaigns marked by the World Health Organization (WHO).
It was named after Carlos Ribeiro Justiniano Chagas, the Brazilian doctor.