“This will be the most strenuous test of his mental fitness at a time when he has been showing an accelerated decline,” said Dr. Carole Lieberman, a forensic psychiatrist in Beverly Hills, California.
Debate puts Joe Biden's waning mental fitness to the test
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She also said anger and shouting on display Thursday night could be a sign of dementia because some patients can become frustrated ahead of important events and respond aggressively.
Dr. Carole Lieberman, forensic psychiatrist, sees signs Biden was medicated for State of the Union
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