Costochondritis Overview. Costochondritis is an inflammation of the junctions where the upper ribs join with the cartilage that holds them to the breastbone, or sternum. The condition causes localized chest pain that you can reproduce by pushing on the cartilage in the front of your ribcage.ifferent types of infectious diseases can cause costochondritis. 1  Viral: Costochondritis commonly occurs with viral respiratory infections because of the inflammation of the area from the viral infection itself, or from straining from coughing.
Concrete driveways may require sealing every 3 to 10 years depending on the weather conditions. Extreme hot or cold weather trigger the damages in driveways. Hence, places with extreme hot or cold weather require sealing more often. There are different types of sealers available for sealing concrete driveways.
1 Professional driveway sealing can cost $200 -$500 or more. 2  Asphalt driveways are typically installed by asphalt or paving contractors (although general building or landscaping contractors may do this as part of a larger project, and sub out the asphalt work. Some experts recommend sealing a driveway every year, depending on climate and other conditions. 2  Do-it-yourself supplies can cost $50 -$200 depending on the size and condition of the driveway, and the quality of the sealer. 3  Professional driveway sealing can cost $200 -$500 or more.