- Ian Barnes, turning 90 in December, holds three British records in the over-85s category for running.
- The grandfather of two completed one mile in just eight minutes and 10 seconds.
- His secrets include training five days a week, eating a healthy diet, and having a positive outlook.
When he was 21, Ian Barnes shared the world's astonishment when the legendary British athlete Roger Bannister broke the four-minute mile in 1954.
"I suppose he's my hero," Barnes told Business Insider.
Bannister's accomplishment inspired him to take up competitive running — a sport at which he still excels at 89.