KLK3 and Familial prostate cancer: Research has shown older men without symptoms are unlikely to benefit from prostate cancer screening.11 However, in the UK, men aged 80–89 years are twice as likely to get a PSA test as men in their 50s.4 Considering this evidence, messaging was added to the risk checker that explained men aged >70 years are unlikely to benefit from further investigation, unless they have symptoms.