How old are your arteries? You're as old as your arteries, which doesn't always equal the number of candles on your birthday cake.
D000367:Age Factors; D000375:Aging / Q000502:physiology*; D001158:Arteries / Q000502:physiology*; D001783:Blood Flow Velocity; D002318:Cardiovascular Diseases / Q000175:diagnosis* / Q000503:physiopathology*; D006801:Humans; D018570:Risk Assessment / Q000379:methods*; D012307:Risk Factors; D017539:Tunica Intima / Q000033:anatomy & histology; D017540:Tunica Media / Q000033:anatomy & histology