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Maternal obesity and androgen excess induce sex-specific anxiety in the offspring, according to a study on mice by researchers at Karolinska Institutet published in The FASEB Journal. The findings may help explain why children born to mothers with polycystic ovary syndrome (PCOS) have increased risk of developing anxiety later in life.

Postmenopausal hormone therapy is not associated with increased risk of stroke, provided that it is started early, according to a report from Karolinska Institutet published in the journal PLOS Medicine.

Obesity and reduced insulin sensitivity are common in polycystic ovary syndrome, PCOS. New research based on animal studies, and to be published in the journal PNAS, reveals that the hormone adiponectin can protect against these changes.

Acupuncture has no effect on involuntary childlessness caused by polycystic ovary syndrome (PCOS), the most effective treatment for PCOS being the drug chlomiphene, a joint international study conducted at Heilongjiang University of Chinese Medicine, China, reports. The study, which involved the participation of researchers at Karolinska Institutet, is published in JAMA.

Women with polycystic ovary syndrome (PCOS) have high levels of androgens in their blood, which has been assumed able to affect fetal development during pregnancy. An international team of researchers led from Karolinska Institutet in Sweden has now identified a hormonal mechanism that might explain why women with PCOS run a higher risk of developing symptoms of mental ill-health, such as anxiety and depression, in adulthood.

Two scientific studies led by researchers at Karolinska Institutet are expected to form the basis of new international recommendations for the treatment of medical abortions and miscarriages – recommendations that may also lead to a change in clinical practice in Sweden.