Sarah Kim
U.S. Health & Science Writer
Sarah Kim writes about U.S. public health, medical research, science policy, education, and federal institutions. She covers regulatory decisions, clinical research, and how federal agencies communicate risk and guidance to the public. Her posts link to primary studies and regulator guidance where available, and flag preliminary findings as such.
Posts
6 posts
Army Secretary Dan Driscoll Resigns After Reported Tensions With Hegseth
Army Secretary Dan Driscoll resigned and said September 2 would be his last full day in the role.
August 31, 2026
U.S. Student-Loan Balances Approach $1.9 Trillion as Repayment Rules Change
U.S. student-loan balances approached $1.9 trillion in the first quarter of 2026 as federal borrowers moved into a new repayment framework.
August 24, 2026
FDA Approves the First mRNA Seasonal Flu Vaccine for Adults 50 and Older
The Food and Drug Administration approved Moderna's mFLUSIVA, the first U.S. seasonal influenza vaccine based on messenger RNA technology.
August 7, 2026
One-Week Social Media Break Is Linked to Better Mental Health in Young Adults
Young adults who chose to take a one-week break from five social-media platforms reported lower symptoms of anxiety, depression and insomnia in a cohort study published in JAMA Network Open.
July 2, 2026
American Cancer Society Adds New Colorectal Screening Options
The American Cancer Society's 2026 guideline continues to recommend that average-risk adults begin colorectal cancer screening at age 45 and adds blood-based and newer stool-based options.
May 27, 2026
U.S. Hospitals Expand AI Use as Physician Workloads Increase
Hospitals are adopting AI for documentation, scheduling, imaging and other clinical or administrative tasks as physicians report high workloads.
May 20, 2026