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Having run marathons, conducted sleep experiments on himself and worked with some of the worlds most in-demand experts from sleep scientists and strength athletes to high-performance trainers and elite-level nutritionists one thing remains clear for The Healf Source contributor: fitness trends come and go, but as long as you keep turning up for yourself, consistency will win every time.

Mark Seeley, M.D., PhD, director of Michigan Diabetes Research & Training Center

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3 Drugs to Treat the Motor Symptoms of PD The modern era of pharmacological treatments for the motor symptoms of PD started with the pioneering discoveries of the antagonizing effects of levodopa on the akinesia induced by reserpine in rabbits by the Swedish pharmacologist Arvid Carlsson [10] and of dopamine depletion in the striatum of brains from PD patients by the Austrian pharmacologist Oleh Hornykiewicz, who together with the neurologist Birkmayer also reported on the striking effects of small doses of intravenous levodopa on PD motor symptoms [11]