Symptoms are your annoying check engine light coming on in your body, not generally the root cause of anything. If you were a mechanic & you drilled out the check engine light in a car, not only would you be sued for damages but you would be laughed out of business. Doctors should be held to this same standard. Instead the entire healthcare industry "treats" sickness perpetually with toxic pharmaceuticals but doesn't actually help you fix the cause of anything. And when that fails (and it always

VisualDx - Polymorphous light eruption

Mayo Clinic Minute: Dermatologist explains light therapy for skin - Mayo Clinic News Network