Drinking pure water, however, is the best way to assure adequate hydration and proper body functioning as some beverages contain caffeine or alcohol, which can promote dehydration. Approximately 1 ml of water is needed for each calorie consumed during the day.
While most Nepalese people speak at least some Nepali, there are more than 100 different languages and dialects spoken in Nepal. An example of other languages spoken in Nepal are Tharu around Chitwan, Newari in the Kathmandu Valley, and Sharwa (Sherpa) in the Everest area.
However, you donât need to worry about language too much, anyway, foreign travelers have to travel in Tibet being accompanied by tour guides and arranged by qualified travel agencies and most Tibetan tour guides can speak good English and they will help you if you have any problems in communicating with the locals.