What does GRG stand for?

Japan's Kama Chinen, 114, now holds that title, according to Gerontology Research Group, which tracks claims of extreme old age.

Meanwhile, the Gerontology Research Group at the University of California Los Angeles Medical Center, have claimed that the oldest person in the world is now 114-year-old Kama Chinen, who lives in Japan.

Stephen Coles of the Gerontology Research Group, which tracks claims of extreme old age.

An American woman who held the record for being the world's oldest person for over a year died Wednesday at the ripe old age of 115 years, 220 days, the Los Angeles-based Gerontology Research Group said.

All three men, along with 61 others, mostly women, have been verified as ``Supercentenarians'' or people at least 110 years old, according to the Gerontology Research Group.

Dr Stephen Coles, a specialist in ageing and head of the Los Angeles Gerontology Research Group at UCLA, believes that adults should be taking supplements of this little lot every day: one standard multi vitamin tablet plus vitamin C, vitamin E, beta-carotene, selenium, vitamin B6, fish oil concentrate, pantothenic acid (a type of vitamin E), soy lecithin and chromium picolinate.

Dr Stephen Coles, head of the Los Angeles Gerontology Research Group, reckons that adults should take one multi-vitamin tablet a day, plus vitamins C and E, beta-carotene, selenium, vitamin B6, fish- oil concentrate, pantothenic acid, lecithin and chromium picolinate.

The Gerontology Research Group tracks supercentenarians and says Thomas was the oldest person born in the United States.