Coronavirus Disease COVID 19 News and Research

Latest Coronavirus Disease COVID 19 News and Research

Half of hospitalized COVID-19 patients developed long COVID

Research from Thailand shows high long COVID prevalence in hospitalized patients, with severe illness increasing risk and vaccination offering protection.

15 Dec 2025

Metabolic syndrome affects nearly four in ten US adults as rates climb in older and Black populations

A large NHANES analysis found that nearly four in ten US adults met criteria for metabolic syndrome between 2013 and 2023, with no statistically significant change in overall prevalence. However, prevalence rose significantly among adults aged 60 years and older and among non-Hispanic Black individuals, alongside a significant non-linear increase in hypertriglyceridemia.

14 Dec 2025

What the Health? From KFF Health News: Crunch time for ACA tax credits

Congress is running out of time to avert a huge increase in health care premium payments for millions of Americans who buy insurance through the Affordable Care Act marketplaces.

11 Dec 2025

Why the form of vitamin B12 you take may matter more than your intake

This comprehensive review examines vitamin B12 absorption, physiological roles, deficiency states, and dietary sources, with particular attention to differences between natural and synthetic forms. The authors conclude that while all B12 forms raise circulating levels, methylcobalamin may offer advantages in specific clinical contexts, especially where absorption or metabolic conversion is impaired.

10 Dec 2025

Hidden infections may play a key role in driving long COVID symptoms

For millions suffering from long COVID, their persistent breathlessness, brain fog and fatigue remain a maddening mystery, but a group of leading microbiologists think they may have cracked the case.

10 Dec 2025

Older chemical libraries yield new leads for next-generation COVID-19 antivirals

SARS‑CoV‑2, the virus that causes COVID-19, continues to mutate, with some newer strains becoming less responsive to current antiviral treatments like Paxlovid.

8 Dec 2025

Young Australians are staying on antidepressants for longer than ever

Long-term antidepressant use in Australia increased steadily between 2014 and 2023, with the largest relative rise seen among adolescents and young adults aged 10 to 24 years. Treatment duration also lengthened over time, while apparent dose reduction efforts remained limited, raising concerns about deprescribing practices.

7 Dec 2025

Where you live affects your weight more than you think

Findings reveal a strong link between location and Body Mass Index, emphasizing the need for policies addressing food environments and health disparities.

4 Dec 2025

Generative AI aids discovery of ISM3830's novel scaffold

Casitas B-lineage lymphoma-b (CBLB) is an E3 ubiquitin–protein ligase that functions as an intracellular checkpoint and master negative regulator of T‑cell and natural killer (NK) cell activation, playing a central role in modulating T-cell activation and immune tolerance, and its inhibition enhances T cells and NK cells function, also provides a strategy for the function restoration of exhausted T cells.

1 Dec 2025

Why green tea delivers the strongest health benefits

This review examines tea's health effects, highlighting green tea's benefits for heart health and cognition, and warns about risks in processed tea products.

1 Dec 2025

Long COVID symptoms change for 15 months after infection

Long COVID shows varied recovery trajectories, with distinct symptom patterns identified in the RECOVER cohort, emphasizing the need for personalized care.

28 Nov 2025

Tattoo ink alters immune cells and weakens some vaccine responses

New research shows tattoo pigments migrate to lymph nodes, causing inflammation and altering immune responses to vaccines, with potential health risks.

27 Nov 2025

Poor lung gas exchange may help explain lingering brain symptoms in Long COVID

This study found that people with Long COVID more than two years after infection showed normal lung tests and brain structure, yet reported significant sleep and cognitive symptoms. Subtle correlations revealed that poorer lung gas exchange was linked with higher brain perfusion, worse sleep, and weaker executive function, suggesting a possible lung–brain connection.

25 Nov 2025

Black cumin: A promising natural agent with potential against chronic diseases

Black cumin seeds contain diverse secondary metabolites, including thymoquinone, flavonoids, triterpenoids and alkaloids, that demonstrate broad antimicrobial, antioxidant, anti-inflammatory and anticancer activity. Early preclinical and limited clinical evidence shows therapeutic potential across chronic diseases, supported by mechanistic and structure activity relationship findings.

24 Nov 2025

Scientists identify cellular control points to tackle multiple viruses

Scientists were pleased when they learned more about how the common cold gains a foothold in the body, identifying key cellular checkpoints that are important targets of the virus.

21 Nov 2025

Better nurse staffing linked to major drops in physician burnout

The study highlights the impact of organizational factors on physician well-being, emphasizing the need for improved nurse staffing and teamwork in hospitals.

20 Nov 2025

Global experts map out the practical steps that help extend life expectancy

The 1st World Longevity Summit in Kyotango, Japan brought together global experts to share advances in aging biology, lifestyle medicine, and community-based strategies for healthy longevity. Its joint declaration identified four pillars – social connection, plant-based diets, daily activity, and gratitude with purpose – as core foundations for extending healthy life expectancy worldwide.

19 Nov 2025