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.
According to Baby Center, is possible to hear the baby's heartbeat at about 8 weeks via ultrasound. A fetus's heartbeat begins at about 6 weeks gestation. If an early ultrasound is not done, the first chance to hear a baby's heartbeat is at about 10 weeks of gestation using a fetal Doppler, which is a handheld ultrasound device.