Neuroscience

The neurons that rewrite traumatic memories

Memories of traumatic experiences can lead to mental health issues such as post-traumatic stress disorder (PTSD), which can destroy a person's life. It is currently estimated that almost a third of all people will suffer ...

Neuroscience

Birth of new neurons in the human hippocampus ends in childhood

One of the liveliest debates in neuroscience over the past half century surrounds whether the human brain renews itself by producing new neurons throughout life, and whether it may be possible to rejuvenate the brain by boosting ...

Neuroscience

When neurogenesis goes wrong

Neurogenesis is a complex biological process by which neurons are generated from neural stem cells and progenitor cells. Indeed, the discovery of a dynamic neurogenesis in the adult brain (in both humans and animals) was ...

Neuroscience

Faster-acting antidepressants may finally be within reach

Some activity patterns in the brain can be dangerous, producing persistent dark moods that drain people's motivation, pleasure, and hope. For the past thirty years, pills like Prozac or Zoloft—collectively known as selective ...

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