NEW YORK (Reuters Health) — A new study from Sweden debunks the theory that men’s switch from suspenders to belts is behind the sharp rise in throat cancer seen over the past several decades. While known risk factors for oesophageal cancer include male gender, being overweight, and having gastric acid reflux, Drs. Jesper Lagergren and Catarina Jansson of the Karolinska Institute in Stockholm note, the reasons remain unclear why the disease is becoming more common.