How to treat rosacea Although it is commonly called acne rosacea, rosacea is in fact not directly related to acne because the main symptoms persistent in people with acne, namely, blackheads, does not appear on those with rosacea. The exact causes of rosacea are not clear, but there does seem to some of link with inflammation of the skin and those who blush readily. Rosacea is dilated blood vessels that lead to redness on parts…