Tan or not to tan seems to be a dilemma. Just like salt and hypertension the Dr’s can’t seem to agree your body needs the salt, now they’ll have to fight over the affects of the sun. It’s just like the saying I learned in the 8th grade, “The over abundance of any one substance will cause an adverse reaction.” So go get some sun and you can get your daily allotment of salt from the Margarita, But remember only in moderation, at lest the sun part.