You must have developed hairline crack in your Rib cage but there is nothing to worry please take tablet Pan d before food and tablet spasmodart after food for 5 days give hot water fomentation and apply moov and tie any Dupatta or saree cloth by making it into 1 feet long band roll it around your chest tightly it will give you a lot of comfort
Next Steps
please drink lots of water take
calcium rich food take fruits and vegetables they will help in healing the wound faster