Red Light Therapy: The Science-Backed Benefits and Latest 2025 Research

Red light therapy, also known as photobiomodulation (PBM) or low-level laser therapy (LLLT), has become the wellness world's newest obsession—and for good reason! With TikTok driving a whopping 118% increase in public interest since February 2024, everyone from celebrities to your neighbor seems to be glowing under red LEDs. But here's the million-dollar question: does the science actually back up the hype?

Spoiler alert: For some benefits, absolutely yes! Let's dive into what the latest 2025 research reveals about this glowing trend.