Reply To: What could go wrong? Home › Forums › Red Light Therapy › What could go wrong? › Reply To: What could go wrong? November 9, 2020 at 6:30 pm #1428 ReyLightParticipant @justine charles -As for me, I’m using this rubylux because it’s working perfectly fine for my body. You should give it a try if you’re not comfortable with the brand that you’re using.