Please choose the correct ending to complete the given sentence: Health: [header] How to take a shower if you're blind or visually impaired [title] Turn on the cold water before you get in. [step] Whether or not you're using a shower that you're familiar with, turn on the cold water first. Then, mix in hot water until the water reaches the temperature you desire.

Ending1: Use your hand to test the temperature of the water before you jump in the shower. This will keep you from being scalded by overly hot water, or shocked by water that's too cold. Ending2: [substeps] Cold water will help relax you and will hydrate you thoroughly by removing any trapped ice crystals from your skin. If you don't have ice, you can use ice cube trays, or even feel free to lay dry towels or sheets on top of you. Ending3: [substeps] Cold water is better for blind people than cool water. It freezes the facet blades, and it breaks down the oils in your skin. Ending4: [substeps] By turning the cold water on when you don't bathe, you can get all kinds of nice steamy relief as well. [title] Try the hot water method if you can't see clearly, or if your blind or visually impaired.

Answer format: ending1/ending2/ending3/ending4