Oncology & Cancer

Stress hormones could undermine breast cancer therapy

Recently, researchers have discovered that the hormone progesterone, an ingredient in contraceptives and menopausal hormone replacement therapies, might stimulate the growth of breast cancer cells that are resistant to anti-estrogen ...

Medical research

Blocking hormone could eliminate stress-induced infertility

University of California, Berkeley, scientists have discovered that chronic stress activates a hormone that reduces fertility long after the stress has ended, and that blocking this hormone returns female reproductive behavior ...

Psychology & Psychiatry

Scientists zeroing in on psychosis risk factors

During the first phase of a major national study, scientists have uncovered a new cluster of preclinical symptoms linked to a significant increase in the risk that a young person will go on to develop a psychotic illness, ...

Genetics

Stress reaction may be in your dad's DNA, study finds

Stress in this generation could mean resilience in the next, a new study suggests. Male mice subjected to unpredictable stressors produced offspring that showed more flexible coping strategies when under stress, according ...

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