A new retrospective study addresses the question of how often to screen for breast cancer, suggesting benefits to yearly screening.

A study of colonoscopy recipients finds mixed feelings about using age, life expectancy and risk calculators to guide screening. How doctors can steer the conversation.

A new study helps set standards for RNA sequencing, improving standard practice and laying the foundation to move the field forward.

Tests to diagnose or monitor aren’t without risks, suggesting a need for further research, physician training and frank doctor-patient conversations.