dotpaw podcast - Old, Fat & Grey -

Aging is the progressive decline in physiological functions and adaptability over time, leading to increased vulnerability to disease and death. It involves complex biological processes at the molecular, cellular, and systemic levels, influenced by genetics, environment, and lifestyle. Key mechanisms include oxidative stress, DNA damage, telomere shortening, and cellular senescence.

https://www.mayoclinic.org/healthy-lifestyle/healthy-aging/in-depth/aging/art-20046070

https://lifehopeandtruth.com/relationships/aging/growing-old-gracefully/