News & Research
The Siggy Blog
Expert articles on medications, conditions, and the future of mental healthcare, from the team building it.
Derealization and Depersonalization: Why the World Feels Unreal
Derealization makes the world feel foggy, flat, or dreamlike. Learn why it happens with anxiety, panic, and trauma, why it isn't psychosis, and what helps.
Heart Palpitations From Anxiety: How to Tell and When to Worry
Anxiety can make your heart race, but some rhythm problems feel the same. Learn the red flags, which tests rule out your heart, and grounding steps that help.
Sense of Impending Doom: Panic, Medical Causes, and When to Act
A sense of impending doom can come from a panic attack, but also from a heart attack or a severe allergic reaction. Learn the warning signs and when to call 911.
Anxiety Attack Symptoms: What's Actually Happening
A breakdown of anxiety attack and panic attack symptoms, what separates them clinically, and what actually helps in the moment.
Anxiety and Shortness of Breath: How to Tell What's Happening
Anxiety can make you feel like you can't breathe. Learn why it happens, how it differs from heart or lung trouble, when to call 911, and what actually helps.
Can Anxiety Cause Chest Pain? How to Tell and When to Call 911
Anxiety can cause real chest pain, but you can't rule out your heart by how it feels. Learn when to call 911, what normal tests mean, and what helps.
Anxiety Chills: Why Stress Can Leave You Cold and Shaky
Anxiety chills are real: stress pulls warmth from your hands and can set off shivering. Learn why it happens, how to tell it from illness, and what helps.
What Does Anxiety Feel Like? The Body Signals, Thought Loops, and When to Get Help
Anxiety can feel like a racing heart, tight chest, upset stomach, or nonstop worry. Learn why it happens, how it differs from stress, and when to get help.