Why googling your symptoms can be worse for your health

Maybe it starts small with something like a flutter in your chest or a headache that won't quit. But then one search turns into three tabs and three tabs turn into a rare diagnosis. Next thing you know, it’s midnight, and you're more worried than when you started.

Researchers call this cyberchondria, and it's more common than you might think. This week, Nikkii Behrens shares a personal story about what she learned from the period when being healthy became almost a full-time job, and we look at what the research says about why searching calms some of us and alarms others.

Cyberchondria is what happens when a quick symptom search sends you down a rabbit hole of worry. Microsoft researchers who published the first large-scale study of the pattern, found that searches for everyday symptoms like headache regularly led people to pages about rare, serious conditions like brain tumors. Many people they surveyed also assumed search engines rank results by how likely a condition is. They don't, which is part of why one scary result can feel like a verdict.

Behrens knows that pull firsthand. “The irony is that the more information I consumed, the more unsure I felt, and that is the trap of cyberchondria,” she says. “One symptom leads to another search, another expert, another protocol, until suddenly you become sensitive to every sensation in your body.”

Since this initial study. AI chatbots have joined the mix. According to a 2026 KFF poll, 29% of U.S. adults now use AI tools for health information at least monthly, nearly double the share two years earlier.

Googling a symptom isn't the issue on its own. A 2019 analysis of 20 studies found that health anxiety is most closely linked to searching that's repetitive and distressing. In another study, people with high health anxiety recalled feeling more anxious during and after checking symptoms online, while people with low health anxiety more often felt relieved.

A 2021 review helps explain why the habit is so hard to break. Every so often, a search does reassure you, and that occasional relief is enough to keep you coming back. One of the traits most closely tied to cyberchondria is difficulty tolerating uncertainty.

Speaking of uncertainty, perimenopause produces the kind of symptoms search engines handle worst: ones that are vague, shifting, and shared with many other conditions. A 2026 study of 250 women ages 40 to 64 found that women with more severe menopause symptoms spent more time online each day and were more likely to search before a doctor's appointment, which can feed into health anxiety.

The goal isn't to stop searching. It's to search with a purpose. We have unprecedented access to health information, which can be empowering, but more data does not automatically mean better health. Sometimes the healthiest thing you can do is stop searching, step away from the screen, and come back to your own body, says Behrens.

She also suggests choosing trusted sources, avoiding symptom checking late at night, and giving yourself a time limit “rather than disappearing down online rabbit holes. If something is worrying you, write down the question and bring it to a health professional instead of trying to settle it alone. Health anxiety is common, and effective treatments exist, including cognitive behavioral therapy.”

“For me, health now feels much less like something I need to perfect, and much more like something I need to support,” says Behrens.

The information provided about wellness and health is for general informational and educational purposes only. We are not licensed medical professionals, and the content here should not be considered medical advice. Talk to a doctor before trying any of these suggestions.