The cold weather has aggravated the situation, according to a spokesperson for the country’s ministry of health. The area around Jodhpur has been the hardest hit.

Rajasthans cities is a popular destination for foreign visitors. Staff from the the NCDC has gone to Jodhpur in order to examine the eruption more closely.

Nationally, a total of 4.571 cases of influenza type H1N1 has been registered from the end of the year until 27 January. Overall, the dog 169 people in the country in the disease, according to the NCDC.

Influenza is a respiratory infection that recur regularly each winter season.