Tokyo

They identified that to live past the age of 100 you must keep inflammation down in the body and telomeres long – which are the part of human cells that affect how our cells age.

Severe inflammation is part of many diseases in the old, such as diabetes or diseases attacking the bones or the body’s joints, and chronic inflammation can develop from any of them.

The single-engine propeller plane plowed into and set ablaze a row of houses just minutes after taking off from an airport used by small aircraft in Tokyo's western suburb of Chofu.

Television footage showed a mangled plane, broken up with its tail upside down, resting on a crushed car in a residential lot as dozens of firefighters battled the blaze and treated the victims.

The roofs of the two houses next to the site were also damaged.