Please choose the correct ending to complete the given sentence: Health: [header] How to lose 5 pounds in 5 weeks [title] Talk to your doctor. [step] Before starting any weight loss plan, talk to your doctor. She'll be able to discuss your weight goals and let you know if weight loss is safe and healthy for you.

Ending1: She can also have you join weight loss groups and support organizations that help you set a target weight loss strategy. [substeps] Your doctor can refer you to a registered dietitian who can help you find a specific weight you can lose. Ending2: [substeps] If you're a teenager, you might have some very specific weight goals in mind. If you're older, your doctor might not be able to advise you, as long as you set a reasonable weight goal for yourself. Ending3: [substeps] Ask your doctor about being referred to a registered dietitian. She may have a colleague she works with on a regular basis. Ending4: [substeps] Your doctor will probably want to talk to you about your sugar and potassium levels. She might also recommend prescription weight monitoring medicine that won't interfere with your vitamin and mineral levels.

Answer format: ending1/ending2/ending3/ending4