Is Putin sick? Ex-secret service chief gives insight: “One of the symptoms’. Former head of MI6 says he still has friends and contacts in Eastern Europe who reported to him: ‘There is something fundamentally wrong with him (Putin) medically’ “Not every tremor is Parkinson’s,” explained general practitioner Manfred Imbert after the dpa reports.

Other symptoms include a rigid facial expression, delayed reactions or attacks of dizziness. Professor Mark Galeotti is “deeply skeptical” that Putin was terminally ill.