In fact, arthritis and its related conditions are the number one cause of disability in the U.S., impacting more than 50 million Americans of all ages.

With 1 in 5 people affected, chances are you or someone you love is impacted by arthritis, so be sure to know the facts. Here are four common myths about arthritis debunked.

Myth 1: Arthritis is just minor aches and pains associated with getting older.

Loosely defined as any ailment that causes inflammation of the joints, arthritis comprises more than 100 conditions affecting people of all ages, races and genders. Additionally, two-thirds of those suffering with arthritis are under the age of 65, including approximately 300,000 children.

Myth 2: Arthritis is not a serious health problem.

Arthritis is a complex, serious and incurable disease and the two major types of arthritis (OA and RA) alone costs the U.S. economy more than $156 billion in lost wages and medical costs.

Myth 3: People with arthritis should avoid exercising.

Current research indicates both endurance and resistance types of exercise provide considerable disease-specific benefits such as pain relief and functional improvement.

Myth 4: Not much can be done for arthritis.

While there currently is no cure for arthritis, there are some very effective treatments now, as well as new treatments in the pipeline. And with lifestyle adjustments, such as staying active, maintaining a healthy weight and eating well, the pain associated with the disease can be managed.