PARBAT: Two more schools were closed yesterday when students caught viral fever in Kusma, the district headquarters of Parbat.Some 100 students of Shahid Smarak Bordering School suddenly fell ill. Students of Rastriya Balshikshya Sadan were also suffering from a similar ailment. “The school will have to be closed till tomorrow when the students showed symptoms such as high fever, headache, dizziness and vomiting,” said Prem Sharma Poudel, principal, Shahid Smarak Boarding School. Indira Adhikari, principal, Rastriya Balshikshya Sadan, said the school was closed only for today. Due to the viral fever, Kaligandaki Academy Boarding School was closed on Friday. The closure has affected teaching and learning activities in the schools.