Experts are now calling on healthcare professionals to routinely measure the waists of their patients.
Even celebrities aren’t immune to the pressure - which Sam Smith candidly opened up about.
The duo weighed themselves in front of millions of viewers on live television.
Higher weight = more drinks.
The mum of three told fans she's "so proud to feel like myself again."
Weight is more influenced by a mixture of genes and socio-economic background, says a new report.
"I couldn't have done it without the help of my family."
She shifted the weight in less than a year.
Billy Richards lost more than three stone in just eight months.