Cases of the contagious viral infection, mumps, are increasing in the country and Delhi NCR is witnessing a surge in the last few weeks. This infection targets the saliva making parotid glands, which are present on each side of the face thus making face swelling a classic symptom of the infection. Mumps is highly contagious, spreading through respiratory droplets from coughing or sneezing. It is very important to stay safe from infected individuals.