The CIMBS and Delhi Psychiatry Centre organised the conference ahead of the International Sleep Day March 15.
"Sleep depreciation could result in a reduced ability to learn and think fast," Mittal added.
According to doctors, the problem is worse in working Indian adults.
"Surveys have found that almost a third of Indian working professionals sacrifice sleep to fit in personal and work commitments," said Rosely Jacob, clinical osychologist at CIMBS, adding that insomnia could lead to increased risk of automobile accidents and alcohol abuse.