A gene mutation affects many people, significantly increasing cancer risk. This mutation is found in roughly one in 400 individuals. Women with this mutation have a higher risk of breast and ovarian cancer, while men have a higher risk of breast, prostate, and other cancers.

Further details are available about the experiences of those with this mutation, including a reporter who made a life-changing decision after learning she carries the mutation. Experts provide information on the options available to those with the mutation.

More information can be found through InvestigateTV+, which shares the story of the reporter and the resources available to families affected by the mutation.