Mental health struggles can interfere with day-to-day responsibilities, work life and more. Anyone who has dealt with anxiety and depression can tell you that these disorders can make even mundane tasks—like getting out of bed or taking a shower—feel impossible. 

If you've felt this, know that you aren't alone. Nearly 40 million people in the U.S.—or about 18 percent of the nation's population—are affected by anxiety disorders, according to the Anxiety and Depression Association of America. Individuals with anxiety disorders often deal with depression as well. In fact, the association reports that nearly half of people diagnosed with depression will also end up being diagnosed with an anxiety disorder. 

Understanding these widespread mental health disorders can help you to better recognize symptoms in yourself or your loved ones. In this article, we'll also take a look at treatment options available for anxiety and depression. 

Symptoms of anxiety and depression

While experts are still studying the