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Brain Fog or Brain Tumour? Why Persistent Cognitive Changes Should Never Be Ignored

Published : 7 August, 2026


Dr. I.C. Premsagar (Director, Department of Neurosciences, RGCIRC) highlighted that while most headaches are not caused by brain tumours, persistent or progressively worsening headaches—especially when accompanied by seizures, vision changes, persistent nausea or vomiting, weakness, speech difficulties, balance problems, or personality and memory changes—should never be ignored. He emphasised that recognising these warning signs early and seeking prompt neurological evaluation can enable timely diagnosis and significantly improve treatment outcomes.

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