Karen Lynn Cassiday, PhD, ACT

Karen Lynn Cassiday, PhD, ACT Profile Photo

Clinical psychologist |Author

Dr Karen Cassiday is a lively, sought-after speaker and commentator on national media such as Nightline, The Today Show, Animal Planet, The Joy Behar Show, Huffington Post, public radio and many more.

She is the host of the Moms Without Worry radio show featured on IHeart Radio.

She is a TEDx speaker who shared her personal experience as a mother overcoming her own anxious perfectionism in the middle of Walt Disney World!

She is the host of the Moms Without Worry radio show. She served as the President of the Anxiety and Depression Association of America and is the founder of the Anxiety Treatment Center of Greater Chicago, the longest-running clinic to first use modern exposure-based treatment for anxiety disorders in the Chicago region.

She is the author of The No Worries Guide to Raising Your Anxious Child and Freedom from Health Anxiety and Helping Children and Teens with Difficult-to-Treat OCD. She has also authored numerous peer-reviewed scientific articles and media articles on overcoming anxiety.

She won the Anxiety and Depression Association of America’s prestigious Clinician of Distinction Award and is a Clinical Fellow of the Anxiety and Depression Association of America. She is also a Diplomate and Founding Fellow of the Academy of Cognitive Therapy, served as Chair of the Scientific Advisory Board of the Chicago OCD Foundation/Beyond OCD, and has been listed on numerous Who’s Who lists. She has published numerous scientific articles and articles on parenting and managing anxiety. She also has a long history training mental health professionals throughout the world.

Dr. Cassiday has five children and two friendly but not so bright dogs. She loves travel, the outdoors and mental health volunteering. She attributes her sense of humor to the challenges of being mom, stepmom, and dogmom of a crew of colorful personalities who repeatedly remind her to stay humble.

144
Sept. 30, 2026

Episode 144| Illness Anxiety — The Diagnosis Almost No One Names| Karen Cassiday PhD

If you (or someone you love) can't stop scanning for signs that something serious is being missed — checking, Googling, asking for reassurance — this conversation names it and offers a real way out. Dr. Karen Cassiday, a clinical psychologist and past president of the ADAA, joins Dr. Adam Rinde to unpack illness anxiety (often called health anxiety): what it is, why it isn't the old, dismissive "hypochondria," and why it can attach just as fiercely to a child's or spouse's health as your own. Karen explains why reassurance is "gasoline on a fire," how to distinguish anxiety symptoms from genuine red flags, and why more screening — like the $1,000 whole-body MRI — buys anxiety, not better health. She shares the heart of exposure-based therapy, the qualities that make it work, and how snowplow parenting feeds the cycle. She closes with a concrete mid-spiral walkthrough: stop reassurance, slow the body, then do exposure — because "it's sad, but it's not a tragedy. The tragedy is not l…