Public health

COVER

At least 1.76 million people in Brazil suffer from dementia

The number of cases of the disease is increasing as the population ages and could reach 5.5 million by 2050

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COVID-19

Setbacks in coronavirus drug development

Health agencies are suspending the use of drugs that have lost efficacy against circulating variants of SARS-CoV-2

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Mobility

More motorcyclists in hospitals

Growing number of motorcyclists admitted to public hospitals after traffic accidents

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INTERVIEW

Marta Maria Azevedo: In defense of native peoples

Brazilian demographer and anthropologist Marta Azevedo pioneered in identifying the phenomenon of population recovery among Brazil’s indigenous peoples

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Cover

The hidden damage of rape

Sexual violence causes psychological distress and results in inflammation that can accelerate ageing

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Health

Seniors with super sharp minds

Volume and quality of brain connections could explain the mental capabilities of people over 80 years old

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cover

Amount considered as moderate alcohol consumption drops worldwide

Rise in cancer and other diseases associated with drinking small amounts of alcohol challenges the notion of moderate consumption

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Funding

Research budget for neglected diseases shrinks in Brazil

Funding fluctuated widely between 2004 and 2020, suffering sharp drops with each change of government

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Microbiology

Viruses that infect insects increase the ability of Aedes aegypti to transmit diseases to humans

Mosquitoes infected with both PCLV and HTV are three times more likely to carry the dengue virus

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COVID-19

Thai version of vaccine similar to ButanVac induces good immune response

In phase 1 trials involving 210 people, the low-cost formulation produced more neutralizing antibodies than the Pfizer / BioNTech vaccine

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Public health

One in seven 40-year-old Brazilian women has intentionally terminated at least one pregnancy

Half of them had abortions between the ages of 12 and 19

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Oncology

Vaccine candidate designed to treat cancer caused by HPV

In experiments on rodents, vaccine formulations eliminated tumors and rid the animals of the disease for a long time

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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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Collaborations

Initiatives promote greater involvement of patients in clinical trials and the search for new treatments

Patients collaborate with physicians on clinical trials and in the search for new treatments

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Health

High rates of vitamin D insufficiency

Even people who sunbathe regularly may have lower than recommended blood vitamin D levels

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Public policy

Public ambulances available to 85% of the population, but service is uneven

Researcher maps public ambulance service’s assistance, coverage, and workforce

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Biotechnology

Transgenic Aedes aegypti mosquitoes hit the market

Brazil is the first country to authorize general sale of the genetically modified mosquito

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Nutrition

The burden of ultra-processed foods

New research links consumption of ultra-processed foods to 10% of premature deaths in Brazil and accelerated cognitive decline

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Epidemiology

Mpox in children may signal infection risk in other population groups

One in every four people infected by Mpox in Sergipe is under 18 years of age

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Neurosciences

Brazilian and French researchers identify a new possible biological cause for depression

Failure to recycle neuron components leads to signs of the disease in mice similar to those seen in humans

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Public health

Risky sex

Precocious sexual activity increases incidence of disease and unwanted pregnancy

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Health

Retinography facilitates examinations in remote locations

Device diagnoses patients with ophthalmological diseases in remote areas with a shortage of specialists

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Medicine

Medical services blighted by inequality in Brazil

Survey highlights inequality in medical services between different regions of Brazil

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Acknowledgment

Second Brazilian to head the PAHO

Brazilian physician Jarbas Barbosa Júnior named new director of the Pan American Health Organization

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Medicine

Another sign of oncoming menstruation

In addition to mood swings, depression can be another side effect of menstruation

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BIOMEDICAL ENGINEERING

Device reveals age of premature babies

Technology created in Minas Gerais supports healthcare for infants born prematurely

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IMMUNOLOGY

Butantan’s dengue vaccine is 80% effective

The vaccine offered protection against two serotypes of the virus in the final phase of human trials

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IMMUNOLOGY

Construction begins on Brazil’s new National Vaccine Center in Belo Horizonte

The institution will function as a link between basic immunobiological research and final products

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COVID-19

Nearly 60,000 people in China died of COVID-19 in one month

After weeks of no information, the Asian giant released more plausible data in January on the total number of deaths caused by the current outbreak

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Health

Unique genetic varieties of malaria-carrying parasite in Brazil

Brazilian varieties of Plasmodium vivax are distinct from each other and from those found in other countries

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