This is an inclusive term for several conditions involving inflammation of the kidney. Nephritis is the most common cause of blood in the urine of children and young adults but it can occur at any age. If your GP suspects nephritis he will usually refer you to a nephrologist (kidney doctor).
Quick Answer. The average U.S. car weighs in at just 4,000 pounds, which is two tons. This is the average of all mass manufactured vehicles in the United States.
Average US vehicle age rises to 11.5 years. Americans' cars keep getting older, and the average age of a vehicle on US roads is now 11.5 years, IHS research says. Back in 2009, the mean age was a record low, 9.4 years. Since then the numbers have significantly increased, reaching to 11.4 years in 2013 and holding there in 2014.