People tend to take their parents for granted, but this web page is a good reminder that there are a finite number of visits left.
Back when my parents were alive, sometimes when they would call me I did not have the time to speak with them. I did visit them regularly (more so after I got married and had kids), but I wish that I had made more time for them.
Life expectancy is strongly influenced by economy of residence/birth. Australians live 4-5 years longer on average than citizens of the USA and 1-2 years less than citizens of Japan.<p>Life expectancy is also influenced by ethnicity. And smoking rates and treatment in hospital and exposure to economic benefits and harms..