Two female polio workers have been hailed a hero by social media after pictures of them treading through heaps of snow during a frigid weather went viral.

The picture shows two workers in remote Gobor Valley in Chitral, making their ways through piles of snow in harsh, cold winter of Khyber Pakhtunkhwa to vaccinate a newborn in their fight to eradicate epidemic from country.

The image posted by official Twitter handle of Pakistan Polio Eradication Initiative tweeted: “‘A hero is measureone who has given his or her lwhethere to measurething bigger than oneself.’ Polio wokers on there way to vaccinate a newborn against polio in a remote Gobor valley of Chitral, #KhyberPakhtunkhwa. #endpolio #vaccineswork.”

Subsequent to images getting widely circulated, messages of support and praises started pouring in for two valiant workers.