Health News

Study shows that 40% of healthcare workers asymptomatic when COVID-19 positive, raising risk of silent transmission

A review of studies (meta-analysis) presented at this year’s ESCMID Conference on Coronavirus Diseases (ECCVID, online 23-25 September) shows that 40% of healthcare workers who test positive for COVID-19 were asymptomatic, raising the risk of silent transmission in healthcare settings. The study is by Dr. Sergio Gómez-Ochoa, Cardiovascular Foundation of Colombia, Floridablanca, Colombia, Professor Oscar […]

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Genetic background influences disease risk from single-gene variants

Life can change dramatically when someone learns they are genetically predisposed to a disease, such as a condition called familial hypercholesterolemia, where a mutated gene can lead to elevated cholesterol and increased risk for a premature heart attack. But these kinds of disease predictions are complicated: not everyone carrying such high-risk single-gene variants develops the […]

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Hearing and visual impairments linked to elevated dementia risk

Older adults with both hearing and visual impairments—or dual sensory impairment—had a significantly higher risk for dementia in a recent study published in Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring. In the study of 2,051 older adults (22.8% with hearing or visual impairment and 5.1% with both impairments) who were followed over eight years, […]

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Heart failure patients with limited health literacy may have higher risk of death

Patients with heart failure who experience low health literacy are at an increased risk of hospitalization and mortality. This finding has significant clinical and public health implications and suggests that assessing and intervening upon an individual’s understanding of their own health could improve heart failure outcomes, according to research published in JACC: Heart Failure. Heart […]