Giselle Soares

Epidemiology

Hormonal and digestive system diseases increase the risk of Parkinson’s and Alzheimer’s

Researchers examine the role common metabolic diseases play in the development of neurodegenerative problems

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Public health

Contaminated food and water infected nearly 20,000 people in 2023

There were 31 deaths caused by viruses or bacteria that year—more than in 2022

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Epidemiology

Bolsa Família program prevented 8.2 million hospitalizations and 713,000 deaths between 2004 and 2019

Estimate is based on data from 3,671 Brazilian municipalities, home to 90% of the population

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Healthcare

Microwaves to hunt tumors

New generation of imaging systems will avoid the breast compression and radiation of traditional mammography

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Psychology

Good ball skills and reasoning

Players from elite Brazilian soccer teams present better memory, planning ability, and mental versatility than nonathletes of the same age do

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Immunology

Vaccines protect the immunocompromised against severe forms of COVID-19

Immune cells that fight the virus compensate for failure to produce antibodies

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Genetics

How cancer cells reach the brain

Chemical communication allows tumors from other organs to spread among neurons

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HEALTH

Brazilians develop breast examination device that uses microwaves

Device is designed to dispense with the need for breast compression and ionizing radiation used in traditional mammograms

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PSYCHOLOGY

Elite soccer players are good planners with mental versatility

Study investigated personality traits and cognitive abilities of 153 athletes from the top Brazilian soccer league and 51 from Sweden’s

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ENVIRONMENT

Artificial intelligence identifies areas most vulnerable to landslides

Study compares the effectiveness of five machine-learning models at predicting this type of disaster in São Sebastião

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PHYSIOLOGY

Cold and heat killed 142,700 people in Brazilian cities from 1997 to 2018

Cold and heat killed 142,700 people in Brazilian cities from 1997 to 2018

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PUBLIC HEALTH

Program that empowers pregnant women to make choices reduces unnecessary cesareans

Created 10 years ago, Parto Certificado prevented more than 20,000 surgical births between 2014 and 2019

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Neurology

A potential model of Alzheimer’s disease

Brazilian researchers identify characteristic lesions of human neurodegenerative disease in the brains of capuchin monkeys

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Public Health

Trans women continue to suffer from poor health and prejudice

Study with 1,317 participants in five state capitals finds persistently high rates of sexually transmitted infections (STIs) and obstacles that limit access to health services

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Epidemiology

Suicide by drug overdose in Brazil has increased by 2.6 times in 20 years

Increase coincides with periods of domestic and global economic crisis

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COMPUTING

Clear roads ahead

Five million large animals are killed on Brazilian highways every year, according to the Brazilian Center for Road Ecology

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MENTAL HEALTH

Messages and home visits help reduce symptoms of depression in the elderly

Strategies were tested on low-income participants with low education levels in the city of Guarulhos

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NEUROLOGY

Elderly capuchin monkeys have lesions typical of Alzheimer’s disease

The finding could allow primates abundant in Brazil to be used as a model for studying the human disease

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Public health

An overweight world

There are now more than one billion people with obesity worldwide, and the number is expected to grow even further in the next decade

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Computing

AI systems could monitor animals crossing highways

Study tested the performance of computer vision models

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Fetal medicine

Digital atlas identifies the ideal evolution of a baby’s brain during pregnancy

3D ultrasounds of the brains of 899 healthy babies were used to map development of the organ from the fourteenth week of pregnancy onwards

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GENETICS

Avian flu virus spreading across Brazil came from the coast of Chile or Peru

Pathogen obtained from a dead bird in Espírito Santo is genetically similar to the one circulating in the two neighboring South American countries

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EPIDEMIOLOGY

Falls in uptake of the MMR vaccine occurred at different rates between 2006 and 2020

The declines were greater in poorer municipalities and more intense during the economic crisis and the beginning of the COVID-19 pandemic

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Health

LGBT+ people take fewer preventive exams than heterosexual cisgender individuals

Study looked at data from 6,693 Brazilians aged 50 or over from all macro-regions of the country

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Ecology

“Talking” turtles suggest acoustic communication arose more than 400 million years ago

The sending of messages by sound originated in a common ancestor of terrestrial vertebrates and fish with lungs

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