Having a good blood pressure it always amazing because your blood pressure is what controls your blood on your body. so you need to have a good blood pressure to stay active.
Medicine was able to heal and the tools like the wheel led to the chariot And things like the chariot helped in war hope this helped
Like they said it's helped a lot with contacting people faster and if anything bad was to happen to anybody you can get someone to come help because you technology and phones to help with that too but it's helped in a lot of ways . Hope this helps ! :)