Gum disease, also known as periodontal disease, is a widespread yet highly preventable condition. If left untreated, it can progress silently, leading to serious issues including persistent bad breath, discomfort, and even tooth loss. This comprehensive article delves into the primary causes, such as plaque buildup, and highlights early warning signs you shouldn't ignore. More importantly, we provide a detailed guide on the essential preventive measures and daily habits you can adopt to maintain optimal gum health for a lifetime.