With our senses, we pick up on the world around us and react accordingly.
Eyes- see our surrounding, be aware of our direction
Ears- hear other things, we are able to protect ourselves by sound
Nose- scent is least useful but could help us leave a poor situation
Touch- obvious one
Taste- ability to taste any harmful threats Ex. poison food
A pe dometer<span> is a device, usually portable and </span>electronic<span> or </span>electro mechanical<span>, that counts each step a person takes by detecting the </span>motion<span> of the person's hands or </span>hips<span>. Because the distance of each person's step varies, an informal </span>calibration<span>, performed by the user, is required if presentation of the distance covered in a </span>unit of length<span> (such as in kilometers or miles) is desired</span>
A. Heart
(when you see "cardio",think heart)
Yes rapid changes in society ranks for different people
You would need to go to the doctor and take a test for diabetes or how your health is, and you can work your way through that then.