medical article: The JAMA article reports on several topics. A translational science review focuses on the relationship between obesity and cancer. Another article looks at the FDA's regulatory reforms to unleash competition and lower drug costs by breaking the biosimilar bottleneck. Attention is also paid to the regulatory uncertainty regarding donation after circulatory death. Research paper points to reduced efficacy of influenza A(H3N2) Subclade K vaccine. The article also mentions JAMA Internal Medicine wait time adjustments for black transplant candidates. Peripheral neuropathy and the impact of artificial intelligence on medical practice are also discussed.