Surprisingly, though, an AARP-sponsored poll suggests people are starting to settle on a number to define old.. In 1974, nearly half of those polled said that age depends on a person's health or some other factor. By 2004, only 5 percent said that. People now believe old age sets in between 60 and 69, the results showed. Some might argue senior and old are totally different terms.
Hearing a heartbeat in your ears can indicate a hardening of the blood vessels in the neck. In this video, Dave Salley, MD, an ear, nose and throat specialist at Chippenham & Johnston-Willis Hospitals, discusses what other noises you might hear, and what they mean.
1 That causes blood flow to become more forceful, making it easier for your ear to detect the beats. You can generally hear this type of tinnitus in both ears.  Head and neck tumors. A tumor that presses on blood vessels in your head or neck (vascular neoplasm) can cause tinnitus and other symptoms.