Do You Have Brain Fog?

Discover if brain fog is affecting your daily life and focus. Answer 29 questions about your cognitive clarity, memory, and mental energy. Takes 5 minutes!

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About This Test

What It Measures

This test measures cognitive dysfunction across five domains: executive function (decision-making, planning, multitasking), memory (verbal, visual, prospective), attention (focus, concentration, distractibility), mental energy (fatigue, motivation, processing speed), and emotional regulation. Brain fog is a subjective experience of impaired cognitive clarity often linked to chronic stress, poor sleep, inflammation, hormonal changes, or medical conditions. This assessment quantifies the severity and breadth of your cognitive cloudiness.

How It Works

You'll respond to 29 statements about memory lapses, concentration difficulties, decision-making struggles, mental fatigue, emotional dysregulation, and processing speed. Your score places you on a spectrum from crystal clear (sharp cognitive function) to dense fog (severe impairment affecting daily life). The test helps distinguish between normal occasional lapses and clinically significant cognitive dysfunction that warrants medical evaluation or lifestyle intervention.

When to Use This Test

Take this test if you're struggling with focus or memory at work, feeling mentally slower than usual, experiencing word-finding difficulties, noticing increased forgetfulness, dealing with decision fatigue, or wondering if your cognitive issues are normal aging versus something treatable. High scores may indicate underlying causes worth investigating: sleep disorders, chronic stress, nutritional deficiencies, thyroid issues, perimenopause, long COVID, or other medical conditions. This is a screening tool, not a diagnostic instrument.