Please choose the correct ending to complete the given sentence: Health: [header] How to cope with erectile dysfunction [title] Increase your level of physical activity. [step] Erectile dysfunction is often related to blood flow and circulation. Being sedentary or overweight can result in poor circulation, increasing the risk of ed.

Ending1: By keeping your blood flowing at a healthy pace, you can improve your sexual performance and alleviate or prevent erectile dysfunction. Commit to getting exercise every day to improve symptoms of ed. Ending2: Maintaining a higher level of physical activity can help prevent ed from appearing. [substeps] You should also get more regular exercise. Ending3: Low blood sugar and poor nutrition can also lead to ed. [substeps] Consume more calories than you eat. Ending4: You should increase the amount of exercise you do every day. The more often you exercise and increase your activity level, the more likely ed is to occur.

Answer format: ending1/ending2/ending3/ending4