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Controlling and visualizing receptor signals in neural cells with light

Using a novel optogenetic tool, researchers have successfully controlled, reproduced and visualized serotonin receptor signals in neural cells. To this end, they modified a photosensitive membrane receptor in the eye, namely melanopsin. They were able …

Bipolar and schizophrenia symptoms

Bipolar disorder and schizophrenia have some similarities, but there are key differences. Diagnosis and treatment options vary. Here, learn more about the two conditions and when to see a doctor.

Cannabis use in teens linked to risk of depression in young adults

Cannabis is the most commonly used recreational drug by teenagers worldwide. In Canada, among youth aged 15 to 19 years, the rate of past-year cannabis use is 20.6 percent, while in England, 4 percent of adolescents aged 11 to 15 years used cannabis in…

How genes influence bipolar disorder

If a person has a close relative with bipolar disorder, there is a higher chance of them developing it. Learn more about the links between genetics and bipolar disorder here.

Stimulating the vagus nerve in the neck might help ease pain associated with PTSD

In a randomized, controlled pilot trial, researchers found that participants pre-treated with noninvasive vagus nerve stimulation experienced less pain after heat stimulus than mock-treated participants.

Bipolar type definitions

There are five categories of bipolar disorder. Bipolar I and II occur most frequently, while other types are less common. Learn more about the classifications of bipolar disorder here.