Put on sunscreen and SPF lip balm: It's important to be sure a cold sore doesn’t get sunburned whilst it is therapeutic. Also, donning a lip balm with SPF thirty every single day could reduce long term cold sores. Verywell Wellbeing's content is for informational and educational applications only. https://premiercbd.activosblog.com/5682179/5-essential-elements-for-cold-sores-causes