Karen breaks down red light therapy (photobiomodulation) and where it actually helps: smoothing signs of aging, supporting hair regrowth, calming acne (especially paired with blue light), easing chronic pain and inflammation, and even emerging research for cognition in dementia.<br /><br />Visit our website <a href="https://itchyandbitchy.com/" target="_blank" rel="noreferrer noopener">itchyandbitchy.com</a> to read blog posts on the many topics we have covered on the show.