Please choose the correct ending to complete the given sentence: Health: [header] How to relieve heel pain [title] See a doctor if you suffered an injury and can't put weight on your foot. [step] Minor pain can often goes away after 1 to 2 weeks of home care. However, you should see a doctor promptly if sudden, severe pain prevents you from bearing weight on your heel.

Ending1: [substeps] If you have deep bleeding, severe pain, or severe swelling, see a doctor. Minor bleeding may only be present after 14 to 16 weeks of medical treatment. Ending2: Injuries such as a moderate to severe sprain or stress fracture require medical attention. [substeps] If your pain is minor, provide home care for 2 to 3 weeks, then see your doctor if your heel doesn't get better. Ending3: Here are some types of injuries you can see a doctor for : [substeps] Knee sprains. These involve pushing and twisting your knee backward to accelerate blood flow to your knee. Ending4: [substeps] Heel pain usually only intensifies during an intense workout or activity. For example, you might have muscle cramps in your lower calf, or you may have knee pain in your lower back.

Answer format: ending1/ending2/ending3/ending4