Magnetic resonance imaging scan showing plaques (dark areas) in the centre of the brain of someone with Parkinson’s disease
ZEPHYR/SCIENCE PHOTO LIBRARY
Parkinson’s disease could be caused by an infection with tetanus bacteria, according to a radical new idea.
The claim stems from the finding that people who have recently been vaccinated against tetanus to prevent a wound infection are half as likely to later be diagnosed with Parkinson’s. “The closer to the vaccine date, the less likely individuals are to get diagnosed with Parkinson’s disease,” says Ariel Israel at Tel…