A United States military policy has thrust testosterone — and the idea of "high T" masculinity — into the spotlight. US Defense Secretary Pete Hegseth says testosterone screening will help create a "High T Department of War" and keep the American military on the "leading edge of lethality". But many medical experts warn the proposal could bring more risks than benefits, while critics say it reflects a narrow vision of masculinity. Kate Fisher examines the controversy behind the policy, while Poh Kok Ing explores the growing fascination with testosterone and the rise of "T-maxxing". Subscribe to our channel here: https://cna.asia/youtubesub Visit our website: https://cna.asia Download our app: https://cna.asia/app Get our editors' picks of stories via chat apps: Telegram: https://cna.asia/telegram WhatsApp: https://cna.asia/whatsapp Follow us on these platforms: https://www.facebook.com/channelnewsasia https://www.instagram.com/channelnewsasia https://www.tiktok.com/@channelnewsasia