answer; 4% i believe this is correct;
which ever one is showing doing the same exercise in time intervals such as 30 seconds or a minute several times.
foot, spinal cord, thalamus, parietal lobe
Natriuretic peptide (BNP), is an example of a neurotransmitter, which are responsible for conveying different itching sensations from the skin or foot to the spinal cord and ultimately into the brain. When the brain receives the signals from the nerves, it interprets it and further relays the message which appears as the feeling of sensation we do experience.