Yes—greater emotional distress was linked to more mental fog during pregnancy and early motherhood. Penn State researchers studied how feelings and physical activity relate to Brain Fog. Their findings appeared in Psychology & Health. The team wanted to learn whether being more active helped clear pregnancy brain. This term describes a common experience, not a medical diagnosis. Women reporting more Anxiety or Depression / Low Mood symptoms also reported more Brain Fog. On average, women reporting more physical activity did not report less fog. Those meeting activity guidelines tended to have less, but the difference was uncertain. It might not show up again in another study. The pattern also differed with emotional symptoms. Exercise was linked to less Brain Fog among women with high Depression / Low Mood symptoms. Among new mothers with high Anxiety symptoms, exercise may have been linked to more fog instead. These links do not prove cause and effect. The source gives no group sizes or numerical estimates of these differences. For BioSocial members, the takeaway is broader than counting workouts. Tracking emotional symptoms alongside Brain Fog could add context to personal logs. A simple symptom rating, activity notes, and dates could help reveal patterns. Comparing notes with the community may also show why one person's routine feels different from another's. The findings do not establish exercise as either a fix or a cause. During pregnancy or early motherhood, what patterns have you noticed between your feelings, activity, and Brain Fog?