Signify – previously Philips Lighting – has announced a new desk lamp that disinfects your home in one fell swoop, using just UV-C light. While the best air purifiers might help remove ...

Light therapy lamps are often held up as the answer to seasonal affective disorder (SAD). But how do they work? And what do you need to know before you invest in one? We asked an expert to explain ...

Because the lamps used in light therapy do not put out UV rays, there is no cancer risk, Laje says. Insider's takeaway Light therapy is an effective way of helping to control the symptoms of ...