A healthy lifestyle means not only being within a normal weight range but also having a good muscular structure resulting from a varied diet combined with aerobic exercise and weights exercise can reduce the incidence of thyroid cancer in genetically predisposed patients.
These are the results of a study conducted on a pool of 264,965 patients with genetic predisposition to thyroid cancer studied for 11 years.
(Feng X et al 2022 Association Between Genetic Risk, Adherence to Healthy Lifestyle Behavior, and Thyroid Cancer Risk. JAMA Netw Open 5(12):e2246311)