Journal of Parkinson s Disease · 2020 · 127 citations · 32 references
Our findings show how an external stressor (the COVID-19 pandemic) leads to a worsening of PD symptoms by evoking psychological distress as well as lifestyle changes (reduced physical activity).
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Social Relationships and Health
James S. House, Karl R. Landis, Debra Umberson · Science · 1988 · 7K citations