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Research published in the scientific journal eLife concluded that it is possible to calculate the proportion of the population previously infected (seroprevalence) with SARS-CoV-2 using samples from blood bank donors. With the results, in addition to putting together a kind of “portrait” of the Covid-19 epidemic in Brazil during the first year, the researchers point […]

Immediately, Nora McInerny noticed fundamental differences in the way people have responded to the coronavirus pandemic. For some, the deadly virus and the sheer changes of it constituted the “first big thing they went through.” Meanwhile, McInerny and others whose lives have been shaped by grief, loss or tragedy have long known that “life is […]

Dengue cases in the state of Rio de Janeiro have increased by 300% this year, according to a survey by the State Department of Health (SES). The comparison takes into account the months of January to October of this year and the same period in 2021. According to the SES, the Notifiable Diseases Information System […]

Vaccination against Covid-19 contributes to preventing the development of serious illness and death from the infection. In general, people who have been vaccinated have mild reactions such as pain or tenderness and swelling at the injection site, as well as a low-grade fever and body ache. People can also experience fatigue and chills, according to […]

Each year, about 1 million people die from lead poisoning in the world. Exposure to low levels of lead also affects millions of other individuals, including children, who can develop lifelong health problems such as anemia, high blood pressure and intoxication of Organs reproductive organs. The alert is from the World Health Organization (WHO), which […]

The Black Death, the world’s most devastating disease outbreak, killed half the population of medieval Europe in the space of seven years during the 14th century, changing the course of human history. But what about the survivors of what remains the biggest fatality event on record? One new research published in the journal Nature suggests […]

If you always suspected it might be a mosquito magnet, scientists now have evidence to show you: Mosquitoes are actually more attracted to certain humans than others, according to a new study. A research team led by Leslie Vosshall, a professor at Rockefeller University and head of the neurogenetics and behavior lab, sought to identify […]

When Amber Sizemore and her family took a trip out of state to celebrate her birthday last week, the expectation was that daughter Raegan would be able to swim. But the 15-month-old, normally full of energy and curiosity, was very different on the Saturday of the trip. “She hated everything, and normally loves water,” said […]

Many top performers in sports, business, and the arts swear that intuition works. It allows them to make decisions, often in amillisecond, without thinking too much and without missing opportunities. Think of baseball players. With the fastball pitch in the major league exceeding 145 km/h on average, a hitter has no more than 150 milliseconds, […]

Headache, sensitivity to light, smells or noises, nausea and vomiting, visual discomfort, tingling and dizziness. These are just some of the symptoms experienced by those who suffer from migraine a neurological, genetic and chronic disease. Recent data released by the World Health Organization (WHO) point to migraine as the second leading cause of disability worldwide, […]