Posts in category: Uncategorized

The range of COVID-19 symptoms varies—some feel a mild cold, others are hospitalized, while others perish. Many studies have linked the severity of COVID-19 symptoms with an individual’s biological factors, but less is known about the impact of non-biological factors, such as the environment in which people live.

You have spent the past few days on a cloud over your forthcoming, well-deserved holidays, and will go back to daydreaming about them as soon as you finish this article. And the truth is that the benefits of a good holiday can be felt even before the trip begins. Scientific studies show that merely looking forward to a future reward can be even more rewarding than the reward itself. This is so thanks to a small molecule called dopamine, which we will talk about later.

An artificial intelligence (AI) tool developed at The University of Texas Health Science Center at San Antonio accurately counts brain lesions on MRI scans within seconds. Once it is adapted to the clinic, the AI tool should help neuroradiologists to evaluate patients’ brain diseases at earlier stages.

The overall incidence rate of pediatric cancer increased on average from 2003 to 2019, peaking in 2016, according to a study published online July 11 in the Journal of the National Cancer Institute.

In a new study published in Environmental Science and Ecotechnology, researchers from Wuhan University of Science and Technology revealed that even a modest increase of 10 μg m−3 in O3 concentration was associated with a hazard ratio of 1.18 for all-cause mortality, indicating an 18% higher risk of death.

Professor Simona Stäger’s team has made a breakthrough in the study of the human immunodeficiency virus (HIV). The researchers have identified the mechanism by which memory CD4+ T lymphocytes—cells that play a major role in our immune response—are predisposed to cell death in people living with HIV. The team’s findings have just been published in JCI Insight.

The battle to stop the increase of superbugs in hospitals has been an ongoing struggle for health care professionals. Dentists are currently facing a medical challenge of antimicrobial resistance in health care settings.

By NATION REPORTER

MINISTER of Mines and Minerals Development Paul Kabuswe says mining in Zambia spans over 100 years and contributes to job creation and over 80 percent of export earnings for the country. 

An article published in the Journal of Fungi analyzing bloodstream infection by fungi of the genus Candida, and comparing data for the periods 2010–11 and 2017–18 in Brazil, shows the persistence of extremely high mortality rates despite advances in therapeutic practices. Candidemia is the world’s most prevalent nosocomial (hospital-acquired) invasive fungal infection. Its incidence varies globally from 0.33 to 6.51 episodes per 1,000 admissions.

The prevalence of learning disabilities among youth aged 6 to 17 years remained steady from 1997 to 2021, according to a research letter published online July 10 in JAMA Pediatrics.