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Articles sur Brain

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Like natural hormones, known as endogenous hormones, the artificial hormones contained in the pill, known as exogenous hormones, can have effects on the brain. (Shutterstock)

The contraceptive pill also affects the brain and the regulation of emotions

Oral contraceptives modify the menstrual cycle. What’s less well known is that they also reach the brain, particularly the regions important for regulating emotions.
The experimental methods available today allow us to break the brain down into its elementary components in order to understand its functions and dysfunctions. (Shutterstock)

The Douglas-Bell Canada Brain Bank: a goldmine for research on brain diseases

Montréal is home to one of the world’s largest brain banks, the Douglas-Bell Canada Brain Bank, where discoveries about different neurological and psychiatric diseases are made.
fornStudio/Shutterstock

Christmas drinks anyone? Why alcohol before bedtime leaves you awake at 3am, desperate for sleep

Here’s what’s going on in your body when you drink alcohol just before bedtime. And if you want to drink at the Christmas party, we have some tips on how to protect your sleep.
Electroconvulsive therapy involves inducing a controlled seizure under anesthesia. Inkoly/iStock via Getty Images Plus

How electroconvulsive therapy heals the brain − new insights into ECT, a stigmatized yet highly effective treatment for depression

Electroconvulsive therapy often evokes inaccurate images of seizing bodies and smoking ears. Better understanding of how it reduces depression symptoms can illuminate new ways to treat mental illness.
Lifestyle changes may be our best hope of delaying dementia or not developing dementia at all. (Shutterstock)

Lifestyle changes can reduce dementia risk by maintaining brain plasticity — but the time to act is now

Lifestyle-related dementia risks are complex, with factors like sleep, exercise, diet and social contact interacting with things like cognitive reserve, neuroplasticity and inflammation in the body.
Exploring the interaction between the heart and the brain, known as the heart-brain axis, has shown how heart function changes due to a concussion. (Shutterstock)

Repeated concussions can alter heart activity and impact the ‘heart-brain’ axis

Concussion doesn’t just affect the brain, but the whole body. The interaction of the ‘heart-brain axis’ means that as the brain works to heal its injury, it puts extra stress on the heart.
New research hints at how psychedelics can trigger rapid, lasting change. wildpixel/iStock via Getty Images Plus

Psychedelics plus psychotherapy can trigger rapid changes in the brain − new research at the level of neurons is untangling how

Change in the brain usually comes with plenty of effort over time. Neuroscientists are working to understand how psychedelic drugs provide a shortcut that seems to rely on existing brain systems.

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