Why we get old and die?

Bone, tendon, and skin can survive as long as 8 to 12 hours. The brain, however, appears to accumulate ischemic injury faster than any other organ. Without special treatment after circulation is restarted, full recovery of the brain after more than 3 minutes of clinical death at normal body temperature is rare.

the general or universal condition of human existence: Too bad, but life is like that. … the period of existence, activity, or effectiveness of something inanimate, as a machine, lease, or play: The life of the car may be ten years. a living being, especially a human being: Several lives were lost.

Life is finding that perfect outfit that makes you feel so confident in your body. Life is that feeling you get after cleaning out your room to perfection. Life is realizing that not everyone in our lives is meant to stay, and understanding that the important ones will remain in the long run.

Life is the aspect of existence that processes, acts, reacts, evaluates, and evolves through growth (reproduction and metabolism). The crucial difference between life and non-life (or non-living things) is that life uses energy for physical and conscious development.

Telomeres: In humans and other animals, cellular senescence has been attributed to the shortening of telomeres at each cell division; when telomeres become too short, the cells senesce and die or cease multiplying.