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Shingles vaccination is linked to slower biological aging in older adults

This population-based study of U.S. adults aged 70 and older found that shingles vaccination was associated with slower epigenetic and transcriptomic aging, as well as lower systemic inflammation. No significant associations were observed for neurodegeneration or cardiovascular biomarkers, highlighting domain-specific molecular effects rather than broad clinical changes.

21 Jan 2026

Far-red light suppresses biofilm formation and virulence in pathogenic bacteria

Light is a universal stimulus that influences all living things. Cycles of light and dark help set the biological clocks for organisms ranging from single-celled bacteria to human beings.

20 Jan 2026

Canada's overburdened health systems may buckle with additional demand during FIFA World Cup

Excitement is building for FIFA World Cup soccer games in Toronto and Vancouver in June and July, yet Canada's overburdened health systems may buckle with any additional demand, cautions an editorial published in CMAJ (Canadian Medical Association Journal) https://www.cmaj.ca/lookup/doi/10.1503/cmaj.252094.

19 Jan 2026

Medicare coverage of telehealth: Study could inform Congressional decision

With another Congressional deadline looming this month for most telehealth coverage under Medicare, a new University of Michigan study adds more data to the debate.

19 Jan 2026

Elevated tau in Long COVID patients raises risk for neurodegenerative diseases

A study of 227 individuals who experienced neuro cognitive difficulties post COVID-19 infection – such as headaches, vertigo, balance dysregulation, changes in taste/smell, and brain fog – displayed a significant increase in their blood plasma of a crucial protein called tau, which is found in nerves and especially in the brain.

19 Jan 2026

Understanding how caregiving burdens affect the psychology and emotions of young carers

Caregiving in the modern era is challenging for even the most prepared adults. So, what happens when this burden falls on children?

19 Jan 2026

Pulse oximeters miss hypoxemia more often in people with darker skin, study finds

This large prospective UK study compared five low-cost fingertip pulse oximeters with arterial blood gas measurements and found that readings varied systematically by skin tone and oxygen saturation level. Small average overestimations in darker skin translated into clinically meaningful increases in missed hypoxemia at commonly used SpO2 thresholds.

18 Jan 2026

Cancer mortality drops 34% as treatments and early detection improve

The 2026 cancer statistics reveal improved survival rates but highlight persistent inequities in cancer incidence and mortality across different populations.

16 Jan 2026

Immune dysfunction persists after combined TB and HIV therapy

The immune system remains seriously out-of-whack – in an inflammatory state of overactivation and impaired functionality – following the international gold standard for treating people with latent tuberculosis (TB) and HIV, a team at Texas Biomedical Research Institute reports in Nature Communications.

14 Jan 2026

Research shows racial-ethnic differences in the risk of pregnancy-related high blood pressure

The risk of pregnancy-related high blood pressure varied markedly among subgroups of Asian American, Native Hawaiian and Pacific Islander people, highlighting the need for tailored prevention and treatment, according to research published today in the Journal of the American Heart Association, an open access, peer-reviewed journal of the American Heart Association.

14 Jan 2026

Vaccines are helping older people more than we knew

Let's be clear: The primary reason to be vaccinated against shingles is that two shots provide at least 90% protection against a painful, blistering disease that a third of Americans will suffer in their lifetimes, one that can cause lingering nerve pain and other nasty long-term consequences.

14 Jan 2026

Long-term study reveals shifting patterns in COVID-19 vaccine hesitancy

Most COVID-19 vaccine hesitancy is rooted in concerns that can be addressed and effectively reduced over time, according to a new study following more than 1.1 million people in England between January 2021 and March 2022 during the COVID-19 pandemic, published in The Lancet.

13 Jan 2026