A study compared the heart activity of 32 couples. It was seen that after three minutes of getting lost in each other’s eyes, the heart activities of each individual began to unconsciously co-regulate.
This feat is accomplished without its nerve supply.
The aorta is the largest artery of your body.
The singing requires slower-than-normal breathing, which affects heart rate.
The Egyptians believed an individual’s heart displayed all of their good and bad deeds. The god Anubis would weigh the heart in comparison to the feather of truth. If the heart was lighter than the feather, the person would survive and continue on tothe afterlife.
These effects are said to last up to 24 hours.