About
For countries with national health insurance, they consider it as one of the basic rights of citizenship. Through health insurances, people are combined into a single group and finances are pooled together, which makes them manageable. The regular payment that is made by insurance holders contributes to the funding, thus, making the insurance companies ready at anytime money will be needed by anyone of the insurance bearers. Financial loss is avoided because the insurance shall assist in paying for the bills.
(Further reading: Nielson, Norma. Health Insurance. Microsoft Encarta Encyclopedia, 2003.)