Please choose the correct ending to complete the given sentence: Health: [header] How to do a feisty 50 workout [title] Find a flat surface for your workout. [step] Remove any obstacles or uneven surfaces that might cause injury. [title] Select well-fitting, cotton or wick-away clothing.

Ending1: [step] Put on thick socks to make sure that you can comfortably sweat. [substeps] You may want to consider bringing with you a backpack if you are a beginner. Ending2: [step] Wear something cooling and that allows you to move without being too tight. [title] Have your water bottles or energy drink lined up in the same room where you plan to do the workout. Ending3: [step] Good tops and bottoms made of supportive and breathable fabric help to control the elevation of the feet by slowing down the blood pressure as well. [substeps] Wear thick socks, heavy shoes, long socks, and heavy pants and tights. Ending4: [step] If you wear shorts, make sure they are comfortable in warm temperatures. If you rent or lease gym equipment, make sure they fit well in warm conditions.

Answer format: ending1/ending2/ending3/ending4