How to Stop Your Cat From Chewing Electrical Cords

its mother. If your cat has Siameselike tendencies the chewing may be influenced by genetics.
Feline hyperesthesia may also afflict cats that suffer from OCD. A cat with this disorder may exhibit symptoms such as rippling of the skin and selfmutilation behavior 4
Dental Issues
Cats that have pain in their mouths caused by dental problems may indulge in gnawing behavior in an attempt to relieve the discomfort. Between 50 and 90 of cats older than four years of age suffer from some form of dental disease so its important to address this proactively with regular veterinary dental care including checkups and cleanings
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Boredom or Inactivity
If your cat is older it may have a combination of issues that prompt chewing behavior. As they age its common for cats to develop osteoarthritis which can result in a 

 drastic reduction in their activity level 6 When a cat isnt able to move around and exercise explore or interact as much with the world boredom and the resulting stress may cause it to seek other outlets.
Medical Issues

At an older age there may also be metabolic issues such as hyperthyroidism that raise a cats activity level and increase its urge to gnaw 7 A blood screening panel may reveal a treatable issue that resolves the chewing behavior.
Pica
Pica is defined as craving and chewing substances that have no nutritional value. Some examples include paper dirt hair ties and other common household items. While iron deficiency and malnutrition can be causes of pica in cats the issue is most often associated with boredom anxiety and other underlying behavior related concerns.