Abstract:Parkinson's disease (PD) is the second most common degenerative disease, being characterized by the presence of motor and non-motor symptoms. The former include bradykinesia, rigidity, tremor and postural instability; the latter include depression, sleep disorders, hyposmia, constipation, cognitive dysfunction, dementia and body mass index (BMI) abnormalities 1 . The relationship between BMI and PD is very controversial. In 2010, Hawkes et al. defined a timeline for PD based on the Braak pathological staging (… Show more
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