And just like that, your sweet, thoughtful daughter has morphed into a rude, nasty stranger. This leaves you wondering, “Why is my teenage daughter so …
Most Major Insurance Accepted Verify Benefits
BNI treatment’s ODD Treatment program combines evidence-based therapies such as CBT, DBT, behavior modification, and trauma-informed care to help teens gain control over their reactions, improve frustation tolerance, and develop healthier ways to communicate and cope.
And just like that, your sweet, thoughtful daughter has morphed into a rude, nasty stranger. This leaves you wondering, “Why is my teenage daughter so …
And just like that, your sweet, thoughtful daughter has morphed into a rude, nasty stranger. This leaves you wondering, “Why is my teenage daughter so mean to me?”
As most parents will admit, teens are gonna be teens. Meaning, that this stage of their development can be quite challenging for parents. A daughter’s changing hormones alone may explain a certain amount of the moody, angry demeanor.
But there is much more to this than just changing hormones. Keep reading to learn more about why a teenage daughter has become so mean.
While it is very natural for a parent to feel hurt when on the receiving end of a mean daughter, this may not be about you at all. Consider these possible causes for the rude behavior:
If the teen exhibits other worrisome symptoms in addition to the snarky attitude, it could be signs of a mental health challenge. Some of the common mental health disorders in teens that include symptoms of mood shifts, anger, and irritability include:
Anxiety: Anxiety is fueled by extreme fear or a sense of dread. It becomes impairing when the teen suffers socially, academically, and emotionally. Symptoms of anxiety in teens include:
Depression: When a cluster of symptoms persists for more than two weeks, it is wise to have the teen seen by a doctor. Teen depression should never be taken lightly, in light of the spike in teen suicide rates. Symptoms of depression in teens include:
Bipolar disorder: Bipolar may emerge in the late teens, and features extreme shifts in mood between mania and depression. Symptoms include:
Mania:
Bipolar depression:
If a parent suspects their teenage daughter is struggling with a mental health problem they should have her seen by a doctor for evaluation.
Even knowing how difficult raising teens can be, no parent deserves to be verbally abused or mistreated by their daughter. A parent can be patient and understanding as their teen goes through the ups and downs of this challenging period. But parents need to establish boundaries and clearly define what is acceptable behavior.
Here are some tips for parents with a mean teen daughter:
Of course, if the source of the behavior is indeed a mental health disorder, the daughter should be under the care of mental health professional.
BNI Treatment Centers offers a safe, mental health treatment center for teens who are going through a mental health challenge. Sometimes, no matter how valiant your efforts are as a parent, the problem is beyond your scope. If you have a teenage daughter who is mean to you, give us a call today at (888) 522-1504.
Dr. Arastou Aminzadeh or Dr. A as most teens refer to him, has been working in variety of clinical settings for the last 20 years. He is well respected nationally for his expertise in Addiction medicine and treating adolescents. Dr. A is a triple board certified physician in psychiatry, Child and Adolescent psychiatry and Addiction medicine.
Dr. Oliver Ahmadpour is an adult and child psychiatrist with nearly four decades of experience in the field of medicine with an M.D. degree from Sweden, where he practiced as an Internal Medicine physician. In the U.S. he completed his Post-Doctoral Fellowship in Endocrinology at UCSD, and his Residency and Fellowship in Adult, Child, and adolescent Psychiatry at USC Keck School of Medicine.
We treat a wide range of teen mental health challenges including anxiety, depression, bipolar disorder, OCD, trauma-related disorders, behavioral issues, ADHD, oppositional defiance, substance use, and dual-diagnosis conditions. Many families come to BNI after struggling to find the right level of care elsewhere.
Most private insurance plans cover a significant portion of treatment. Our admissions team verifies benefits quickly and explains coverage, deductibles, and out-of-pocket expectations before admission. We do not accept Medi-Cal or Medicare.
Yes. Many families come to BNI with teens who have complex diagnoses, treatment-resistant depression, severe anxiety, self-harm history, or previous hospitalizations. Our clinical leadership regularly treats high-acuity cases and provides specialized expertise for them.
Absolutely. We use established, research-backed modalities including CBT, DBT, trauma-informed care, psychiatric medication management, experiential therapies, family systems work, and integrative approaches such as mindfulness, yoga, and expressive arts.
Our residential and outpatient programs are located in private, secure homes in Agoura Hills and Calabasas. These areas are known for their safety, privacy, and access to nature—ideal for focused healing and recovery.
Yes. BNI is trusted by the UCLA David Geffen School of Medicine as a training rotation site for physician fellows to learn best practices in adolescent mental health—an acknowledgment of our clinical quality and leadership in teen psychiatry.


