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Avoiding liquids before surgery may be an unnecessary precaution

Avoiding liquids before surgery may be an unnecessary precaution

18 January 2023

Most hospitals ban all drinks for two hours before surgery, but there is growing evidence that these guidelines are out of date, says Clare Wilson
Fresh ideas about the causes of depression are bringing new treatments

Fresh ideas about the causes of depression are bringing new treatments

18 January 2023

By upending the idea that a chemical imbalance in the brain is behind depression, we are starting to understand some of its mysteries and develop better treatments
Research paper subsmissions from scientists who also serve on a journal's editorial board may get treated more favourably than those of other scientists

Journals publish disproportionate number of papers by their editors

16 January 2023

An analysis of more than 1000 science journals published over 38 years suggests that 12 per cent of journal editors publish a fifth of their own research
One brain network may be involved in six mental health conditions

One brain network may be involved in six mental health conditions

12 January 2023

Depression, anxiety, schizophrenia, bipolar disorder, addiction and obsessive-compulsive disorder have all been linked to problems in the same circuit of brain regions

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