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.
According to federal regulations, the legal weight for an 18 wheeler is 80,000 pounds. Oversized trucks can weigh more but they need a special permit. Most cars weigh roughly 4,000 to 5,000 pounds.