I'm new to this. if you are allergic to a physical ingredient such as sulphur, would you have allergic reaction to the signal using headphones or glow pad?
Soy nuevo en esto. Si es alรฉrgico a un ingrediente fรญsico como el azufre, ยฟtendrรญa una reacciรณn alรฉrgica a la seรฑal que utiliza auriculares o almohadilla luminosa?