Health

Recent cannabis use linked to extremes of nightly sleep duration

Recent cannabis use is linked to extremes of nightly sleep duration—less than 6 hours or more than 9 hours—reveals a study of a large representative sample of US adults, published online in the journal Regional Anesthesia ...

Oncology & Cancer

Changing the identity of cancer cells to eliminate them

In the late 1980s, scientists developed a revolutionary approach to treating acute myeloid leukemia (AML), a type of blood cancer. Called differentiation therapy, it amounted to a bona fide cure for many patients. The treatment ...

Diseases, Conditions, Syndromes

How does the prolonged COVID-19 pandemic affect mental health?

Leading experts have cautioned that prolonged effects of the COVID-19 pandemic may cause serious mental health problems. To deal with these problems, this study tracked nine psychiatric symptoms in the general population. ...

Psychology & Psychiatry

PTSD symptoms vary over course of menstrual cycle

In women who have experienced trauma, post-traumatic stress disorder symptoms may vary over the course of the menstrual cycle, with more symptoms during the first few days of the cycle when the hormone estradiol is low, and ...

Neuroscience

Mayo Clinic Minute: 'Tis the season for cluster headaches

A cluster headache is a rare headache disorder that differs from a typical migraine or headache. Less than 1% of the population have cluster headaches, but for those people, it's an intense experience because the headaches ...

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