1. What causes photo damage?
tanning electromagnetic radiation dropping water on pictures

2. Which isn't the short term damage to the skin caused by photoaging?
sunburn suntan immune system complications

3. What percent of the American populace is affected by photoaging?
20% 35% 27%

4. Which isn't an example long term photoaging damage?
pre-cancer situation cancerous situation darkening of hair

5. Which is the prefered method of SAD treatment?
exercise giving into temptation for sweets sitting in front of special light boxes

6. Which is not a method of treating photo damaged skin?
dermabrasion chemical peels citric washes