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.
The official language of Bhutan is Dzongkha, a dialect of Tibetan. In its written form, Dzongkha is identical to Tibetan. Other languages spoken in Bhutan include Nepali, Assamese, and Gurung. Some Hindi is spoken in southern areas that border India.