Hairballs are disgusting, especially when you step on one with a bare foot. Dr. Eric Barchas discusses hairball myths and fallacies. This article would make good content for a website, newsletter, social media or blog post.
Source: Catster, April 23, 2013.
Swallowing hair in and of itself is not what causes hairballs. They’re occurring because the gastrointestinal tract isn’t moving the hair through in a normal fashion. Most cats who produce hairballs have an underlying gastrointestinal disorder, and some of them may develop more serious symptoms over time. Any cat who regularly produces hairballs should see the vet to discuss this.