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Em 2024: 6 notícias
Desde 1995: 38 notícias
Monitoring shows chikungunya epidemics can be predicted by means of surveillance
Publicado em 11 junho 2024
Chikungunya virus has caused substantial epidemics in the tropics, often with an even worse impact than dengue, but infections can also be relatively mild or even undetected. A study conducted in Brazil by researchers at the São José do Rio Preto Medical School (FAMERP) in São Paulo State shows that the virus circulated in the city silently for years. The number of cases was initially small but gradually rose in the period analyzed (2015–19). The findings underscore [...]
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Study finds jaboticaba peel reduces inflammation and controls blood sugar in people with metabolic syndrome
Publicado em 21 maio 2024The skin or peel of the jaboticaba berry (Plinia jaboticaba), a native of the Brazilian Atlantic Rainforest, is usually thrown away because of its astringency (due to an abundance of mouth-puckering tannins), yet it can be a powerful ally in the treatment of obesity and metabolic syndrome, according to an article published in the journal Nutrition Research. Conducted by researchers at the State University of Campinas (UNICAMP) in São Paulo state (Brazil), the study showed that [...]ver notícia -
Study shows aerobic exercise performed in the evening benefits elderly hypertensives more than morning exercise
Publicado em 17 maio 2024Aerobic training is known to regulate blood pressure more effectively when practiced in the evening than in the morning. Researchers who conducted a study of elderly patients at the University of São Paulo’s School of Physical Education and Sports (EEFE-USP) in Brazil concluded that evening exercise is better for blood pressure regulation thanks to improved cardiovascular control by the autonomic nervous system via a mechanism known as baroreflex sensitivity. The study is published [...]ver notícia -
Research shows link between pollution and heart risks in residents of the city of São Paulo, Brazil
Publicado em 30 abril 2024The relationship between living in a polluted city like São Paulo (Brazil) and lung disease or cancer is well known. But the problems go further. Unprecedented research shows that long-term exposure to air pollution is directly linked to increased heart risks in residents of the capital of the state of the same name. People with high blood pressure are at even greater risk. The study, published in the journal Environmental Research, was conducted by researchers from the University of [...]ver notícia -
Researchers test new behavioral health interventions
Publicado em 11 abril 2024Newsatw.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.co.uk.“As an Amazon Associate, I earn from qualifying purchases.” The concept of One Health—which emphasizes the relationship between human, animal, plant and environmental health—has been gaining ground in scientific discussions in recent years. Brazilian and [...]ver notícia -
Scientists discover that a protein associated with neurodegenerative diseases is also linked to childhood brain cancer
Publicado em 07 fevereiro 2024We are an affiliate Newsatw.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.co.uk.“As an Amazon Associate, I earn from qualifying purchases.” Scientists discover that a protein associated with neurodegenerative diseases is also linked to childhood brain cancer Medulloblastoma cells kept in 3D culture (tumor spheroids) or 2D [...]ver notícia -
Study shows vitamin D deficiency could increase older people’s risk of losing muscle strength by as much as 78%
Publicado em 14 dezembro 2022Vitamin D plays an important role in the regulation of calcium and phosphorus absorption by an organism. It also helps keep the brain and immune system working. Researchers at the Federal University of São Carlos (UFSCar) in Brazil and University College London (UCL) in the United Kingdom have now shown that vitamin D supplementation reduces the risk of dynapenia in older people by 78%. Dynapenia is an age-associated loss of muscle strength. It can be partially explained by muscle [...]ver notícia -
Effects of antidepressants taken during pregnancy are poorly understood, scientists note
Publicado em 14 dezembro 2022Depression affects 10%-16% of pregnant women worldwide. Most get better with the help of antidepressant drugs. Although the safety of using antidepressants during pregnancy is endorsed by science, their effects on fetal neurodevelopment are poorly understood and should be studied with advanced techniques such as genomics. This is the main conclusion reached by a group of Brazilian researchers in a review of more than 100 scientific articles on fetal exposure to these drugs, especially [...]ver notícia -
Study links genetic variant to digestive disturbances in patients with Chagas disease
Publicado em 05 dezembro 2022Chagas disease, caused by the protozoan parasite Trypanosoma cruzi, affects some 8 million people worldwide. More than a third develop severe heart or digestive problems with a heightened risk of death. The process that leads to this clinical condition is not completely understood. An article published in the journal Biomedicines describes a study led by Brazilian researchers showing that mutations occurred in the mitochondrial genes of patients with Chagas disease megaesophagus, a disorder [...]ver notícia -
Novel Device Detects COVID-19 Antibodies in Five Minutes
Publicado em 29 novembro 2022Rapid, cheap and accurate tests continue to be essential for epidemiological surveillance and for health services to monitor and contain the spread of SARS-CoV-2. Brazilian scientists have contributed to endeavors in this field by developing an electrochemical immunosensor that detects antibodies against the virus. In search of a novel diagnostic method, the group opted for a material frequently used in metallurgy – zinc oxide – and combined it for the first time with [...]ver notícia