The groups, as diverse as the Arya Samaj, the Art of living and the Haridwar-based Gayatri Pariwar, are sending doctors, medicines as well as volunteers to the Himalayan nation. Moved by pictures and published accounts of the devastation caused by Saturday's 7.9 magnitude temblor that has killed more than 5,000 people in Nepal, the groups are engaged in fund raising and more.