You have two adrenal glands. Theyâre located on top of each of your kidneys. Theyâre part of your endocrine system, a collection of glands that produce hormones. While theyâre small in size, your adrenal glands are responsible for numerous hormone-related functions in your body. As a result, disorders that affect your adrenal glands can have a broad impact on your health. If you suspect that you have an adrenal disorder, talk to your doctor.
That means it'll be perhaps 30-40 years before the very last of today's non-SD cars/trucks/buses is sold. By then, the average new car will last even longer than they do now -- perhaps 30 years and 300,000 miles. In total then, the last of the non-SD cars will retire about 70 years from now, in 2085.
253 million cars and trucks on U.S. roads; average age is 11.4 years. The average age of cars on U.S. roads is 11.4 years, IHS Automotive reports. The average age of cars on U.S. roads is 11.4 years, IHS Automotive reports.