Is there any harm in baking legs with electric warmer (small sun) in winter

Hello. The small sun is heated by halogen lamps to release heat, the use of the process should pay attention to 1 Keep a certain distance to avoid skin burns or scalding, 2 The light is relatively bright, to avoid looking directly at the long time, affecting vision. 3 It is said that the small sun emits infrared rays, there is a role in promoting blood circulation, the actual whether or not it is so, is not known.