“At present, diagnosing Alzheimer’s disease requires neuroimaging.

Source: https://www.chipchick.com/2023/01/researchers-develop-a-novel-biomarker-test-that-can-detect-alzheimers-disease-neurodegeneration-in-blood-samples.html

These findings are supported by neuroimaging studies that illustrate how psychedelics promote neuroplasticity, enabling the brain to forge new, healthier thought patterns.

Source: https://theclarion.ca/media-release/professor-david-nutt-presents-his-insights-into-psychedelic-medicine-neural-therapeutics/