Please choose the correct ending to complete the given sentence: Health: [header] How to prevent sun spots on skin [title] Stay out of the sun during peak uv hours. [step] Ultraviolet rays are strongest and most intense between the hours of 10:00 am and 3:00 pm. If at all possible, try to avoid going out into the sun during those peak hours.

Ending1: This will only add to your sun spots. [substeps] If you do go outside during the evenings, wear disposable hats or low-brimmed hats. Ending2: If you must go out during that time, make sure you take preventative measures to protect your skin from uv radiation. [title] Use broad-spectrum sunscreen any time you're in the sun. Ending3: Sunbathing or even walking when the sun is out can increase your risk of sun spots. However, be aware that there is no scientific evidence that people with sun spots can receive the rest they need, as the sun itself does not interfere with uv rays. Ending4: [substeps] If the sun's rays reach your solar plexus, withdraw any concealing glasses or sunglasses, and gradually begin your skin darkening technique. [title] Close the garage door (dark side).

Answer format: ending1/ending2/ending3/ending4