By Lisa Rapaport (Reuters Health) – Going gluten-free may not do anything to improve athletic performance, a small study of cyclists suggests. Eliminating grains like wheat and rye that contain the protein gluten has become a trendy extension of popular carb-cutting diets. “There is no evidence to suggest that gluten removal itself is linked to improved health or performance outcomes,” lead study author Dana Lis, a health sciences researcher at the University of Tasmania, said by email.