With specially adapted paws and a unique prehensile tail, binturongs are built for climbing. But for 13-year-old binturong Hank, arthritis has limited his mobility as he ages. His animal care team ...

Cold laser therapy is a type of treatment that uses low levels of light to promote healing for different conditions, such as arthritis, joint pain, and muscle strains. Doctors call it a cold laser as ...

Natural light profoundly affects our biology, from how well we sleep, to our brain function and immune response. The ancient Egyptians used solar radiation to disinfect and heal chronic wounds and ...