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The anti-coagulant heparin reduces the likelihood of death from COVID-19 by 78% when administered in therapeutic doses to patients with signs of respiratory failure on admission to hospital, according to a study reported on October 14 in the British Medical Journal. The World Health Organization (WHO) currently recommends only prophylactic use of heparin for such patients. The prophylactic dose of the drug, prescribed mainly to prevent blood clots, is only a quarter of the therapeutic dose. [...]

Sepsis is the leading cause of death in Brazil’s intensive care units (ICUs). Among patients who progress to the severe form of the disease, 40% die, and the survivors often suffer from cardiovascular and neurological complications, as well as a significant decline in immunity lasting for years after they are discharged from hospital. “Studies suggest survivors of sepsis face a sevenfold higher risk of developing severe infections than individuals who have never had the disease. [...]

In the 2 decades from 1999 to 2018, ultraprocessed foods consistently accounted for the majority of energy intake by American young people, a large cross-sectional study of National Health and Nutrition Examination Survey (NHANES) data shows. In young people aged 2-19 years, the estimated percentage of total energy from consumption of ultraprocessed foods increased from 61.4% to 67.0%, for a difference of 5.6% (95% confidence interval [CI] 3.5-7.7, P São Paulo Research Foundation. [...]

The use of transparent masks during communication increases comprehension of speech by about 10% for people with hearing loss and people with normal hearing, according to a study published in the journal Ear and Hearing. The study was conducted at the University of Texas in Dallas (U.S.), with the participation of Regina Tangerino, a professor at the University of São Paulo’s Bauru Dental School (FOB-USP) in Brazil, and with support from São Paulo Research [...]

A novel vaccine against pneumonia that is less expensive and more effective than those currently used in Brazil is being tested in human patients. Developed by researchers at the Butantan Institute (Brazil) and Boston Children’s Hospital, part of the Harvard Medical School (USA), the innovation is capable of providing protection against all serotypes of the bacterium Streptococcus pneumoniae. “We chose a different strategy to activate the immune response. Instead of targeting the [...]

The effects of more than 60 minutes of moderate daily physical exercise, such as walking, accumulate throughout life and are associated with a 39 percent reduction in the risk of advanced adenomatous polyps, a precursor of colorectal cancer, the third most frequent type of cancer in Brazil. This is the main finding of an epidemiological study published in the British Journal of Cancer. The study was conducted by researchers in the Department of Preventive Medicine at the University of [...]