Ключевые слова: 3d, ageing, alzheimer, alzheimers, brain, brain damage, cell, confusion, corona, coronavirus, covid19, damage, degeneration, degenerative, dementia, depression, disease, disorder, dizziness, elderly, encephalopathy, headache, illustration, intelligence, loss, medical, medicine, memory, mental, microscopic, mind, myalgia, neurocognitive, neurologic, neuron, old, progressive, psychiatry, psychology, sars, sarscov2, senescence, senile, senility, senior, smell, taste, treatment, vascular, virus,