Thought acne was over now that you’re over 21? Think again.  Adult acne plagues both men and women. Light therapy is an effective acne treatment. Non-invasive and pain-free, light therapy is available in spas and dermatologist offices. Now it is also available in cost-effective devices for at-home use. But not all at-home light therapy devices are created equal. So we’re excited to find the highly effective, FDA-cleared, medical-grade reVive Light Therapy Clinical – Acne Treatment device.