Patients who undergo transcranial magnetic stimulation say it’s painless, with few to no side effects. The treatment isn’t yet widely accessible, but for those who use it, the effects can be profound.
The cannabis plant produces both THC – the psychoactive component in marijuana – and the compound commonly known as CBD, which does not lead to a ‘high.’
Jena Ardell/Moment via Getty Images
Plus, how a team of musicologists and computer scientists completed Beethoven’s unfinished 10th Symphony using AI. Listen to The Conversation Weekly podcast.
The brains of mice randomly produce large bursts of dopamine that could produce feelings of hope.
Julia Kuhl
Mouse brains produce random, strong bursts of dopamine and are able to control them. This may challenge many long-held ideas about learning and motivation.
Sugar is added to many different foods.
ilona.shorokhova/ Shutterstock
Nancy Brassard, École nationale d'administration publique (ENAP)
When dealing with a difficult event, such as the current pandemic, the electrical current that governs our brains is altered, affecting behaviour and mood.
Stress hormones are closely tied to hunger and motivation.
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Lina Begdache, Binghamton University, State University of New York
It’s been a stressful year, and for 61% of US adults, a year of unwanted weight change too. This isn’t surprising, as stress, eating and motivation are all linked through hormones in the brain.
New research demonstrates that it is more difficult to learn something new if the information had been rewarded in the past. In fact, the higher the reward, the worse the future learning.
Parkinson’s is a motor disease which can affect eye movement.
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Dopamine fasting has fast become a fad in the Silicon Valley, as a way to reset the brain’s feel-good chemical. Many religions have advocated fasting for some of the same reasons.
Ozzy Osbourne and wife Sharon Osbourne after Ozzy received a Golden God Award at the Metal Hammer Golden Gods ceremony in London on June 11, 2018.
Vianney Le Caer/Invision/AP Photo
Ozzy Osbourne, famous for biting heads off bats, heavy metal music and a reality TV show, announced he has Parkinson’s disease. A Parkinson’s specialist explains the disease and recent advances.
Methamphetamine abuse (right) decreases dopamine transporter activity in the brain.
National Institute on Drug Abuse
We fall sway to fake news because it grabs our attention through outlandish claims, suggests false memories and contains appeals to our emotions that align with our politics.
The average Canadian adult consumes more than triple the daily limit of 25g added sugar recommended by the World Health Organization.
(Unsplash/muhammad ruqiyaddin)
Sugar triggers dopamine “hits” in the brain, making us crave more of it. Sugar also disrupts memory formation.
We knew people with Parkinson’s disease were at heightened risk of developing addictive behaviours like gambling. Our research gives insight into why this is.
From shutterstock.com
Philip Mosley, QIMR Berghofer Medical Research Institute
About one in six people who take the most common medication for Parkinson’s disease will develop addictive behaviours. We found whether this happens depends on a person’s unique brain structure.