Notícias · Recifes

Too hot to be hungry: Why our appetite shrinks in the summer heat

When temperatures soar, many people find their appetite suddenly plummets. The idea of eating a hot meal becomes the last thing on our minds when the heat becomes too much to bear.

Admin Recifes 15/07/2026 1

Researchers develop HIV-prevention guide without the stigma of asking about risk

The most useful thing about a new HIV prevention guide may be a question it never asks: Why do you want to know about pre-exposure prophylaxis, or PrEP? In a pilot study at three clinics, a two-page decision aid helped people choose between a daily pill, long used to prevent HIV,

Admin Recifes 15/07/2026 1

Experimental vaccine for 'neglected disease' carried by hundreds of millions of people sho

For a vaccine to be effective, it must do two things. First, it must trigger an immune response. Second, the vaccine must train the body to remember the response so it can fight that same disease in the future. Now, new research shows that the only vaccine being tested to prevent

Admin Recifes 15/07/2026 1

Australia relaxes psychedelic therapy oversight despite limited safety evidence

Psilocybin (the active ingredient of magic mushrooms) and MDMA (the active ingredient in ecstasy) are psychedelic or hallucinogenic drugs that can change how a person sees things and feels.

Admin Recifes 15/07/2026 0

Cognitive flexibility problems may arise months before memory impairment in Alzheimer's

When most people think about Alzheimer's disease, memory loss is usually the first thing that comes to mind. Forgetting a loved one's name, missing appointments or repeatedly misplacing everyday items are often considered early warning signs. But what if the disease begins affect

Admin Recifes 15/07/2026 1

7 things to know about Medicare's new GLP-1 coverage

For decades, it's been against the law for Medicare to pay for weight-loss medication. But that changed on July 1, with the launch of a new program called Bridge. It gives some people over 65, or who have Medicare for other reasons, access to some weight management medications if

Admin Recifes 15/07/2026 1

Precision fMRI maps prefrontal cortex in individuals, revealing fine-scale structures

Much like camera settings—filters, flashes and focus—affect what we notice in a final photo, the way scientists measure something can affect how we interpret and understand it. This is especially true when imaging things that we can't see on our own, such as activity in the human

Admin Recifes 15/07/2026 1

Rehab program helps lift long COVID 'brain fog'

Many people with long COVID suffer from "brain fog," finding it difficult to remember things, think on their feet or pay attention.

Admin Recifes 15/07/2026 1

What are peptides? And why am I hearing so much about them?

Peptide may not yet be the 2026 Oxford Word of the Year, but it must surely be in the running. From your friendly neighborhood influencer to the gym bros, injectable peptides have been all over social media and are now making mainstream news when things go horribly wrong.

Admin Recifes 15/07/2026 1

Low-oxygen treatment helped diseased mice live three times longer. Could humans benefit?

Oxygen isn't always a good thing. Of course, people—and most organisms—cannot live without it. But oxygen can also be quite toxic and lead to profound health consequences.

Admin Recifes 15/07/2026 1

Social media likes may have a bigger influence on people with depression

One of the first things many people do after posting on social media is check how many likes they have and who has liked their content. This habit can be an instant mood booster when a post is popular.

Admin Recifes 15/07/2026 1

Europe heat wave: No respite as extreme heat continues

Some 101 million people in Europe will likely see temperatures above 35 C on Thursday, an analysis shows. And Germany is expecting things to warm up even more. DW has the latest.

Admin Recifes 15/07/2026 1

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