LeBron Challenges Nike, Signal Ring Launches, Samsung Buys PolyPeptide

July 21, 2026: Your daily rundown of health and wellness news, in under 5 minutes. Today's top stories: Samsung Biologics acquires PolyPeptide Group for $1.8B, expanding into peptide manufacturing as GLP-1 demand makes production capacity the real bottleneck Vital Signals unveils Signal Ring, a cuffless smart ring measuring blood pressure continuously, with preorders at $399 ahead of an October launch LeBron James says Nike's path forward starts with reconnecting to the communities and young consumers that built the brand amid slowing growth More from Fitt: Fitt Insider breaks down the convergence of fitness, wellness, and healthcare — and what it means for business, culture, and capital. Subscribe to our newsletter → insider.fitt.co/subscribe Work with our recruiting firm → https://talent.fitt.co/ Follow us on Instagram → https://www.instagram.com/fittinsider/ Follow us on LinkedIn → linkedin.com/company/fittinsider Reach out → insider@fitt.co