India, April 9 -- Earlier this year, popular British singer-songwriter Robbie Williams found himself in a tough spot. Struggling with his mental health, the British singer revealed he began using an appetite suppressant to lose weight-a decision that ultimately resulted in him developing scurvy, a condition caused by severe vitamin C deficiency. Or, as Robbie bluntly described it, "17th century pirate disease."

"I'd stopped eating and I wasn't getting nutrients. I was sad, I was anxious, I was depressed," the 51-year-old told The Mirror in a recent interview.

Robbie, who has long been candid about his mental health journey, shared that this latest episode of depression hit him harder than he expected. "The year started with some ill men...