CARLSBAD, Calif., Nov.

By Paul Bignell As Alesha Dixon whirls her way to victory, experts hope we'll all foxtrot our way to fitness. By Paul Bignell Leading doctors said yesterday that ballroom dancing could offer a treatment for Britain's growing number of obese people.

Barbara Forster missed dancing. As a child, she'd danced ballet, tap and jazz. But in her busy teenage years, she'd let dancing go. Then came career, family and job concerns.