For example, if you have myasthenia gravis, you may notice that during a meal, your jaw muscles become tired and weak, interfering with your ability to chew food. After you have rested for a little while, the muscles may become strong again, allowing you to resume eating.
Reentry Permits. If you hold a green card and know in advance that you must be outside the United States for more than one year, it's worth applying to USCIS for a reentry permit. This lets you to stay away for up to two years. See â Reentry Permits: Preparing Green Card Holders for Long Absences from the U.S. â.
Apply for a Green Card. Find out if you're eligible. If you are eligible, file Form I-485 - Application to Register Permanent Residence or Adjust Status with USCIS, including all supporting documents and fees. USCIS will review your application and schedule an interview with you. Once issued, your green card will be valid for 10 years.