In many cases, skin problems in cats or dogs can be linked to allergies or an impaired immune system.  If the immune system is not functioning properly, seemingly harmless flea bites, dry patches or small sores can turn into serious skin problems for your pet.

Viral or bacterial infections become commonplace in animals with a weakened immune system. Instead of having the immune system fight off the infections, the pet responds to these irritations by excessive scratching or licking, which further prevents healing and often exacerbates the problem.

Rather than just treat the symptoms, pet owners should consider supporting the immune system so that it can do its job of fighting disease and infection