When blasted with ultraviolet radiation, a newly discovered species of tardigrade protects itself by glowing blue. “Tardigrades’ tolerance for stress is extraordinary,” says Sandeep Eswarappa, a ...

What is blue light? “All the light we see is made up of different wavelengths of light,” says Vivienne Sinh Hau, MD, an ophthalmologist at Kaiser Permanente in Riverside, California. “Certain ...

The average American spends over seven hours daily staring at screens, a figure that continues to climb as remote work becomes standard practice. This digital immersion has sparked growing concern ...

Many people use their electronic devices, including phones, tablets, and computers, for extended periods. Companies now sell screen protectors that reportedly block blue light and benefit eye health.

Blue Light Therapy & Green Light Therapy for the Skin: How Does It Work? According to Dr. Hartman light therapy, "works by delivering wavelengths of light to the skin, either from an at-home device or ...