Neuroscience

How behavioral rhythms are fine-tuned in the brain

Our bodies and behaviors often seem to have rhythms of their own. Why do we go to the bathroom at the same time every day? Why do we feel off if we can't go to sleep at the right time? Circadian rhythms are a behind-the-scenes ...

Health

People with heart rhythm disorders warned over cannabis use

A study of 2.4 million hospitalized cannabis users has found that those with an arrhythmia were 4.5 times more likely to die while in hospital than those without. The research is presented at EHRA 2021, an online scientific ...

Diseases, Conditions, Syndromes

COVID-19 can kill heart muscle cells, interfere with contraction

Since early in the pandemic, COVID-19 has been associated with heart problems, including reduced ability to pump blood and abnormal heart rhythms. But it's been an open question whether these problems are caused by the virus ...

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