If you purchased insurance through the Health Insurance Marketplace, you should report changes to the Marketplace when they happen. Changes to your household income or family size may affect your eligibility for the advance payments of the premium tax credit.
Step #1: Implement the Correct Weight Lifting Exercises. One-legged exercises are going to be your best option for strengthening the musculature around both knees. You want to make sure your strength in both legs is balanced. Strength imbalances in legs can cause you to put more stress on one knee and lead to problems.
For years doctors told people with stiff knees to rest more but the advice is now to get moving. The knee joint is designed for moving so take a dedicated 20 minute fast walk each day to build strength and make sure you add a few minutes walking up a gentle hill if you can.