Meet Ethel Caterham, a 115-year-old British woman who now holds the title of the world’s oldest living person ... At 18, Ethel moved to India, working as a nanny. It wasn’t just a job ...

At age 115, England woman Ethel Caterham is officially the oldest person alive, following the death of 116-year-old Sister Inah Canabarro Lucas.

Ethel Caterham became the world's oldest living person, per the Gerontology Research Group, after a 116-year-old Brazilian nun and teacher died on Wednesday.

The oldest person alive is sharing her secret to longevity ... When she turned 18 she moved to British India to care for a military family for three years before returning back to England.