"System degeneration" refers to the gradual decline or deterioration of a system over time. It means that the system is breaking down or becoming less functional. Full definition
Canine multiple system degeneration (CMSD), is a progressive inherited autosomal recessive neurological movement disorder affecting Chinese Crested dogs, also called pure cerebellar ataxia (PNA) in Kerry Blue Terrier dogs. (vetgen.com)
Taking CBD can reduce chronic pain and can even prevent nervous system degeneration. (wellnessmama.com)
FWGE also boosts immune function in those over age 40 by helping to lessen the immune system degeneration that typically occurs with age, toxic overload and stress. (cancertutor.com)