Oprah Winfrey speaks of ‘biggest regret’ as she opens up about weight loss struggles

Oprah Winfrey has admitted playing a role in perpetuating diet culture during her career and said a dieting item from a 1980s show was one of her “biggest regrets.”

The 70-year-old star – who has been ranked among the most influential women in the world – has been open about her struggles to maintain a healthy weight and attempts to lose weight.

In March she said “making fun of my weight was a national sport” for more than two decades.

In comments reported by NBC...