Sindhupalchok, Jan. 21 -- Whenever the sun is out, Dolma Sherpa gives her daughter, Lhakpa Dolma, an oil massage on the porch of their house. The four-year-old child is physically not as strong as someone her age should be, and Dolma regularly oils her body to make her muscles stronger and her body warm. When asked about her daughter's health, the 30-year-old mother said, "She is small for her age. She has not been vaccinated yet and is constantly falling sick."

Ever since Dolma lost her four-year-old son to pneumonia for lack of treatment seven years ago, she's always worried about the health of her children. Aside from Lhakpa Dolma, she has two daughters-three-year-old Dawa Sangamo and 10-year-old Nima Yangzi. "None of my three childre...