A new study of breast cancer patients reveals that cancer cells take advantage of the hormonal changes that happen during sleep. "When the patient is asleep, the tumor awakens," says the oncologist who led the study. The new research also provides insights into biological mechanisms that allow cancer to spread—and that time of day could play a role in diagnosis and treatment.
Studies have estimated that fetal alcohol spectrum disorders affect up to 5 percent of people in the U.S., though experts suspect the prevalence is even higher. In addition to every-day challenges, many of these individuals are at risk of becoming tangled in the criminal justice system as both victims and offenders. Here's how scientists and activists are working toward better diagnoses and treatments.
A genome from a female found in Croatia shows how a range of conditions— including schizophrenia, blood cholesterol levels, eating disorders, and rheumatoid arthritis—are influenced by our ancient human cousins.
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