In a 1-cup measuring cup, add 1 Tablespoon of fresh lemon juice. Top the lemon juice with skim, low fat or whole milk. Stir and let sit for two minutes. After two minutes, your milk is both acidic and curdled. If you need 2 cups of buttermilk, add 1 tablespoon plus 1 teaspoon of lemon juice or vinegar to the milk.
Larger broken bones, for example the bones in the thigh, or both bones of leg would take a great deal longer to heal, usually six weeks to three months in the average healthy adult. Begin physical therapy as soon as is practical. That will help.
After the cast/boot comes off, you can wear shoes with a small heel lift and begin physical therapy. The length of time needed to return to full activities and sports is determined by the strength of the repair and the speed of recovery with physical therapy. Full recovery can take six to 12 months.