In a landmark ruling, the US Supreme Court has upheld crucial elements of the Affordable Care Act (ACA), affirming the legality of the preventive care mandate that guarantees free access to essential health services, including HIV medication and other preventive treatments. This decision rejects a series of conservative challenges aimed at undermining the ACA and endorses the authority of the U.S. Preventive Services Task Force (USPSTF) that recommends no-cost preventive care. Health advocates and organizations have praised the ruling as a significant win for millions of Americans relying on preventive health services, while also recognizing the potential implications for the health policy landscape under the leadership of key figures such as RFK Jr.