Bipolar I vs. Bipolar II: Key Differences and What They Mean for Treatment

Bipolar disorder is a complex mood disorder that affects millions of people worldwide. Many have heard the term (after all, some of you are living with it!), but did you know that there are two different types? Understanding the distinction between Bipolar I and Bipolar II is essential for proper diagnosis and bipolar therapy treatment, but it can also be helpful to know which you or your loved one has for your own knowledge. 

What Is Bipolar I?

Bipolar I is characterized by manic episodes lasting at least seven days or severe enough to require hospitalization. Mania usually presents as an elevated mood, taking risky behaviors, a decreased need for sleep, racing thoughts, and inflated self-esteem or unflappable confidence. Depressive episodes are common but not required for diagnosis. 

And Bipolar II?

Bipolar II, the more common form of bipolar disorder, involves hypomania—less intense than full mania—paired with major depressive episodes. While hypomania may not disrupt daily life to the same extent, the depressive phases can be debilitating. 

Why Does the Difference Matter?

While mood stabilizers, psychotherapy, and lifestyle management are the recommended treatment for both, Bipolar I vs. Bipolar II requires a slightly different approach. Close medical monitoring is especially important for Bipolar I due to the severity of manic episodes. Bipolar II generally needs lower doses of medication to be effective, and bipolar therapy has a stronger focus on the depressive episodes vs. controlling mania. 

Let Us Help You

If you suspect either kind of bipolar disorder, trust your care to us. Our mental health providers are well-versed in mood disorders and committed to providing a safe, supportive space for you to get to know yourself better. Give us a call today to get started!