Please choose the correct ending to complete the given sentence: Health: [header] How to shake off a bad mood [title] Exercise. [step] Bad moods can lead to lowered energy. However, exercise cannot only help you feel more energetic, but it can help turn your bad mood around.

Ending1: Exercising can inspire you to get rid of bad moods. The benefits of exercise include : [substeps] Increased mood. Ending2: [substeps] Consider exercising for three hours every day , 15 to 20 minutes before work, or 10 to 15 minutes after work, each with its own health health benefits. If it's cold outside, take a short nap. Ending3: [substeps] Try traditional types of exercise such as playing sports, running, walking, lifting weights, and doing sit-ups. Or, if you are feeling adventurous, try fun physical activities such as: doing yoga, dancing, hiking, rollerblading or skating, skateboarding, paddle-boarding, bowling, and kayaking. Ending4: You should exercise most days so that your bad mood goes away. [substeps] Start by doing brief exercises in the morning.

Answer format: ending1/ending2/ending3/ending4