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Articles on Brain

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Deep brain stimulation can alleviate treatment-resistant depression for some patients. PM Images/Digital Vision via Getty Images

Depression recovery can be hard to measure − new research on deep brain stimulation shows how objective biomarkers could help make treatment more precise

Deep brain stimulation can help some people with treatment-resistant depression feel better, but it can be unclear whether a bout of low mood is a relapse or a bad day.
A better understanding of dopamine could lead to better treatments for neurodegenerative and neurodevelopmental diseases, among others. Kateryna Kon/Science Photo Library via Getty Images

Dopamine is a brain chemical famously linked to mood and pleasure − but researchers have found multiple types of dopamine neurons with different functions

From dopamine hacking to dopamine detoxes, some people have sought to harness this brain chemical to improve their mood and productivity. But it’s far more complicated than that.
Modifiable risk factors for dementia include high blood pressure, obesity, physical inactivity, diabetes, smoking, excessive alcohol consumption and infrequent social contact. (Shutterstock)

Aging with a healthy brain: How lifestyle changes could help prevent up to 40% of dementia cases

While there is no guarantee of warding off cognitive decline, encouraging people to be physically, mentally and socially active could potentially keep a significant number of dementia cases at bay.
Researchers are working on untangling the neural circuitry of chronic and acute pain. Victor Habbick Visions/Science Photo Library via Getty Images

Chronic pain can be objectively measured using brain signals – new research

Pain has long been subjectively measured, leading to frustrations for patients and doctors alike. Identifying neural biomarkers of pain could improve diagnosis and lead to better treatments of chronic pain conditions.

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