The government provides comprehensive medical and dental facilities for residents and visitors. There are hospitals in Vaiola (Tongatapu), Hihifo (Ha'apai) and Neiafu (Vava'u), which will treat minor ailments and dispense medicines.
The population of Tonga is 106,146 (July 2011 est.). 37.2% are under 15, 56.7% 15 to 64, and 6.1% over 64. The birth rate is 24.7/1000, the death rate is 4.88/1000, and the net migration rate is -17.9/1,000.
Nukuʻalofa is the capital of the Kingdom of Tonga. It is located on the north coast of the island of Tongatapu, in the southernmost island group of Tonga.