PAR is an acronym for parabolic aluminized reflector. A PAR lamp, which may utilize either an incandescent filament, a halogen filament tube or a HID arc tube, is a precision pressed-glass reflector lamp. PAR lamps rely on both the internal reflector and prisms in the lens for control of the light beam.
Causes of Red Spots on the Skin. 1  Acne (Pimples) Acne is a localized skin inflammation as a result of overactivity of oil glands at the base of hair follicles. 2  Allergy (Allergies) An allergy refers to a misguided reaction by our immune system in response to bodily contact with certain foreign substances.
Bear in mind that heating is for muscle knots or trigger points and muscle spasm, but not for physically injured muscle â muscle strains, pulled muscles, torn muscles. Damaged muscle is usually inflamed, not in spasm, and trigger points are a minor factor in the aftermath of the injury.