Bipolar Disorder: Understanding Mood Episodes and Treatment

One week you're on top of the world. You're sleeping four hours, starting projects at 3 a.m., spending money you don't have, and feeling like you can do anything. Two weeks later, you can barely get off the couch. The energy is gone. The confidence is gone. You're wondering how you thought any of those ideas were good. That swing, when it's that extreme and that disruptive, isn't just a mood change. It's bipolar disorder.

Bipolar disorder affects roughly 4.4% of U.S. adults at some point in their lives, according to the NIMH. It's one of the most misunderstood conditions in psychiatry, partly because popular culture conflates "bipolar" with "moody" and partly because the depressive episodes often get diagnosed as unipolar depression long before anyone considers the full picture.

Key Facts

• Prevalence: 2.8% of U.S. adults in any given year; 4.4% lifetime (NIMH)
• Typical onset: Late teens to mid-20s; average delay from onset to correct diagnosis is 5-10 years
• Commonly confused with: Major depressive disorder, ADHD, borderline personality disorder, schizoaffective disorder
• When to see a provider: If you've experienced distinct periods of elevated mood, energy, or activity that are different from your baseline, especially if followed by depressive episodes

Symptoms of Bipolar Disorder

Bipolar disorder involves distinct mood episodes: manic episodes, hypomanic episodes, and depressive episodes. The type of bipolar depends on which episodes you experience and how severe they are.

Manic episode symptoms (Bipolar I):

A manic episode lasts at least 7 days (or any duration if hospitalization is required) and includes at least three of the following:

• Inflated self-esteem or grandiosity
• Decreased need for sleep (feeling rested after 3-4 hours)
• More talkative than usual or pressured speech
• Racing thoughts or flight of ideas
• Distractibility
• Increased goal-directed activity (taking on multiple projects, compulsive cleaning, working all night) or psychomotor agitation
• Excessive involvement in risky activities: spending sprees, sexual indiscretions, impulsive business investments

Mania is not "feeling great." It's an altered state that impairs judgment. People in a manic episode often don't recognize they're in one, which is why family members or partners frequently initiate the conversation with a provider.

Hypomanic episode symptoms (Bipolar II):

Same symptom list as mania, but shorter duration (at least 4 days), less severe, and without psychotic features or hospitalization. Hypomania can feel productive and even pleasurable, which is one reason Bipolar II is underdiagnosed. The person often doesn't see hypomania as a problem. It's the depressive crash afterward that drives them to seek help.

Depressive episode symptoms (both types):

Bipolar depression looks similar to major depressive disorder: persistent low mood, loss of interest, sleep changes, fatigue, concentration problems, feelings of worthlessness, and suicidal thoughts. But there are some distinguishing features:

• Bipolar depression tends to involve more hypersomnia (sleeping too much) than insomnia
• Psychomotor retardation (moving and thinking very slowly) is more common
• Atypical features like heavy feelings in the limbs, increased appetite, and rejection sensitivity are more frequent
• Episodes tend to be recurrent and may alternate with manic or hypomanic episodes

The distinction matters because antidepressants used alone, without a mood stabilizer, can trigger a manic episode in someone with bipolar disorder. This is why accurate diagnosis before starting medication is critical.

These symptoms may indicate bipolar disorder, but only a qualified provider can diagnose you.

What Causes Bipolar Disorder

Bipolar disorder is primarily a biological condition with a strong genetic component. Environmental factors can trigger episodes, but they don't cause the underlying vulnerability.

Genetics: Bipolar is among the most heritable psychiatric conditions. If one parent has bipolar disorder, the child's risk is about 10%. If both parents have it, the risk rises to 40%. First-degree relatives of someone with Bipolar I have a 7-10 times higher risk than the general population.

Brain structure and function: Neuroimaging research published in The Lancet Psychiatry shows differences in the prefrontal cortex, amygdala, and hippocampus in people with bipolar disorder, along with disruptions in white matter connectivity.

Neurotransmitter systems: Imbalances in dopamine, serotonin, and glutamate are implicated, though the pathophysiology is more complex than any single neurotransmitter model suggests.

Episode triggers (in someone with underlying bipolar disorder):

• Sleep disruption (the most reliable trigger for mania)
• Significant life stressors
• Seasonal changes (depression tends to worsen in fall/winter; mania in spring/summer)
• Substance use, particularly stimulants, cocaine, and alcohol
• Antidepressant medications used without a mood stabilizer
• Discontinuation of mood-stabilizing medication

How Bipolar Disorder Is Diagnosed

Diagnosis is clinical and often takes time. The average person with bipolar disorder sees 3-4 providers over 5-10 years before receiving the correct diagnosis, largely because they seek help during depressive episodes (which look like unipolar depression) and don't report manic or hypomanic episodes either because they don't recognize them or because they felt good during those periods.

A thorough evaluation includes:

• Detailed psychiatric history, with specific focus on any past episodes of elevated mood, energy, irritability, or decreased sleep need
• Collateral information from a partner, family member, or close friend (if available and consented) to corroborate episode history
• Mood charting or timeline construction to map episode patterns
• Standardized screening instruments (MDQ, Bipolar Spectrum Diagnostic Scale)
• Rule-out of medical conditions: thyroid disease, neurological conditions, substance-induced mood disorder
• Screening for co-occurring ADHD (which co-occurs in 10-20% of bipolar cases and shares surface-level features), substance use disorders, and anxiety disorders
• Careful assessment of suicidal ideation. Bipolar disorder carries one of the highest suicide rates among psychiatric conditions: approximately 20-30 times that of the general population

The biggest diagnostic pitfall is treating bipolar depression with an antidepressant alone. If you've had a "great response" to an antidepressant that involved feeling dramatically better, more energetic, sleeping less, and taking on new projects, that may have been a medication-induced hypomanic switch, not a treatment success.

Treatment Options for Bipolar Disorder

Bipolar disorder requires lifelong treatment. The goal isn't to eliminate mood variation; it's to prevent extreme episodes, reduce their severity and frequency, and keep you functional between episodes.

Medication (the cornerstone of bipolar treatment):

• Mood stabilizers: The foundation. Lithium remains the gold standard for preventing manic episodes and reducing suicide risk. Valproate and carbamazepine are alternatives. Lamotrigine is particularly effective for preventing depressive episodes.
• Atypical antipsychotics are used for acute mania, mixed episodes, and bipolar depression. Several have FDA approval specifically for bipolar disorder.
• Antidepressants are used cautiously and almost always in combination with a mood stabilizer. They're never prescribed alone in bipolar disorder due to the mania-induction risk.

Finding the right medication combination typically takes several months of systematic adjustment. That's the nature of bipolar pharmacotherapy, not a sign that treatment isn't working.

Psychotherapy (alongside medication, not instead of it):

• Psychoeducation: Understanding your diagnosis, recognizing early warning signs of episodes, building a relapse prevention plan
• CBT for bipolar disorder: Addresses depressive thinking patterns and helps manage the consequences of manic behavior
• Interpersonal and social rhythm therapy (IPSRT): Focuses on stabilizing daily routines, sleep/wake cycles, and social rhythms, which directly affect episode frequency
• Family-focused therapy: Educates family members and improves communication, which reduces relapse rates

Lifestyle management (high-impact for bipolar):

• Sleep regularity is paramount. Going to bed and waking up at the same time every day, including weekends, reduces episode risk.
• Avoid substance use. Alcohol and stimulants destabilize mood and interfere with medications.
• Track your mood. Daily mood monitoring (even a 1-10 scale) helps you and your provider spot emerging episodes early.
• Maintain structured routines. Disruptions to routine are one of the strongest predictors of mood episodes.

When to See a Provider

If you've experienced periods where your mood, energy, or behavior was significantly different from your baseline, in either direction, an evaluation is warranted.

Seek evaluation sooner if:

• You've been diagnosed with depression but antidepressants seem to make you worse or create dramatic swings
• You have a family history of bipolar disorder
• You've had episodes of decreased sleep need combined with unusual productivity, spending, or risk-taking
• You've had multiple depressive episodes that seem to come in cycles
• Someone who knows you well has expressed concern about mood changes you don't fully see

Seek immediate help if you're experiencing suicidal thoughts, psychotic symptoms (hallucinations, delusions), or a manic episode that's impairing your safety or judgment.

How Ascend Treats Bipolar Disorder

At Ascend Mind and Body, bipolar disorder is managed through our psychiatry practice by Anna Stouffer, PMHNP-BC, who has over a decade of experience in psychiatric medication management.

Your first appointment is a thorough psychiatric evaluation. We take a detailed history, including past mood episodes, medication trials, and family psychiatric history. If bipolar disorder is confirmed or suspected, we discuss the treatment options, starting with mood stabilization as the foundation.

We coordinate with your therapy providers, whether at Ascend or externally, to ensure your psychotherapy and medication strategies are aligned. For patients managing bipolar alongside conditions like ADHD or anxiety, we address the full clinical picture rather than treating conditions in isolation.

our providers are in-network with Aetna, Cigna, UnitedHealthcare, Medicare, Medicaid, TRICARE, AARP, and ChampVA. Telehealth appointments are available statewide in Florida. Visit our new patients page to schedule.

This article is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider for diagnosis and treatment.

This article is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider for diagnosis and treatment.