Overview

• President Joe Biden was diagnosed with an aggressive form of stage 4 prostate cancer on May 16, 2025, following the discovery of a nodule during a routine exam.
• Donald Trump Jr. initially expressed support for Biden’s recovery but later accused Dr. Jill Biden of missing or covering up the diagnosis, incorrectly referring to the cancer as stage 5.
• On May 19, Trump Jr. doubled down on his claims, questioning Biden’s mental fitness and alleging widespread deception about his health while Biden was in office.
• Media outlets and social media platforms have fact-checked and criticized Trump Jr.'s statements, highlighting the spread of medical misinformation.
• Donald Trump Sr. and other prominent Republicans, including Marjorie Taylor Greene, issued supportive messages wishing Biden a speedy recovery, contrasting with Trump Jr.'s tone.