Cough More Effectively How To Effectively Treat Chronic Hair Balls For Cats?

How to effectively treat chronic hair balls for cats? - cough more effectively

Since most change my cats canned food, the cough hairballs have 1-2x per week. They usually have a cough and little or nothing. I also had them hairball remedy the Hartz brand when these episodes of coughing.

In general, brushed once a week. Brush helps I suppose. How often should I brush?

Thank you in advance, your participation is greatly appreciated.