Reply To: Can skin cancer be cause by red light therapy, or is my fear unfounded Home › Forums › Red Light Therapy › Can skin cancer be cause by red light therapy, or is my fear unfounded › Reply To: Can skin cancer be cause by red light therapy, or is my fear unfounded November 10, 2020 at 8:24 pm #1483 mischiefofmrsredParticipant Yes. I think it is all just in your head.