Cardiology

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New research suggests that patients with adrenal tumors that secrete a hormone called cortisol are at higher risk of suffering cardiovascular events and increased mortality. Investigators say their findings may lead to better clinical management of patients with these tumors. This is according to a new study published in The Lancet Diabetes & Endocrinology.

Disease

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Insulin is a hormone that plays an important role in the body's metabolism by controlling blood sugar levels and other processes. It is produced by beta cells in the pancreas and released it into the bloodstream after we eat to enable some body cells, such as muscle, fat, and heart cells, to absorb the sugar from the food we eat.

Medical practice

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Though parents might expect their children to receive consistent care across hospitals in the US for routine procedures, a new study published in the journal Pediatrics investigates how quality of care for children after a tonsillectomy varies from hospital to hospital. The study authors worked in collaboration with the Center for Pediatric Clinical Effectiveness at the Children's Hospital of Philadelphia, PA, and the Pediatric Research and Inpatient Setting Network (PRIS).

Other

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Sick of waiting in traffic jams? You could be. Pollution that gathers inside cars in traffic jams and at red traffic lights is far higher than that found in cars that are moving. Now, research published in the journal Environmental Science: Processes and Impacts offers a solution: keep the windows closed.

Psychiatry

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Researchers in Canada and Austria found that serotonin transporter protein, a brain chemical that reduces levels of the mood-regulating hormone serotonin around brain cells, is more active during the darker months of the year, and suggested this could be the mechanism that explains why some people feel less happy and lower in energy during the winter.

Retirees

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The aging processes in brain cells that are thought to underlie cognitive decline may be reversible, according to research published in The Journal of Neuroscience. Researchers believe they have found a way to regenerate the fibers that receive neural impulses. The treatment reversed the process of dendritic retraction in the brains of rats.

Women health

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An Australian led study found that using testosterone patches helped to increase sex drive in post-menopausal women with low sex drive who were not on hormone replacement therapies. The research was led by principal investigator Susan Davis who is Professor of Women's Health in the Department of Medicine at Monash University, Victoria, and published in the 6th November issue of the New England Journal of Medicine.