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Midlife exercise cuts dementia risk by up to 45 percent, new study shows

Higher physical activity in midlife and late life is linked to a substantially lower risk of all-cause and Alzheimer’s dementia. Midlife benefits are strongest for moderate or heavy activity, while late-life activity is protective across all intensity levels.

20 Nov 2025

Evidence links severe gum disease to erectile dysfunction and broader men’s health risks

A healthy mouth is also key to a healthy body, as gum disease has been linked to non-communicable diseases such as diabetes, cardiovascular disease, rheumatoid arthritis and Alzheimer's.

20 Nov 2025

Prenatal stress hormones may shape when a baby’s teeth erupt

A study links maternal stress hormones in late pregnancy to the timing of baby teeth eruption, highlighting prenatal factors in early childhood development.

20 Nov 2025

Study finds people with type 1 diabetes have higher bladder cancer risk

People with type 1 diabetes (previously called juvenile diabetes) are 4.29 times more likely to develop bladder cancer, according to a systematic review and meta-analysis by researchers at the Keck School of Medicine of USC.

19 Nov 2025

Most pregnancies involve weight gain outside healthy ranges with major health impacts

Around two-thirds of pregnancies have weight gain that is more or less than recommended and is associated with complications such as preterm birth, large birth weight, and admission to intensive care.

19 Nov 2025

Even minimal cigarette use significantly increases heart disease and mortality risk

Smoking even 2-5 cigarettes a day can more than double your risk of any type of heart disease and raise your risk of death from any cause by 60% compared to people who never smoked, according to new research supported by the American Heart Association's Tobacco Center for Regulatory Science and published in PLOS Medicine.

19 Nov 2025

Study clarifies why most colic isn’t caused by cow’s milk allergy

Cow’s milk allergy rarely causes infant colic on its own, and most excessively crying infants do not have underlying allergy. A short elimination–and–rechallenge trial may help confirm CMA only when colic coexists with other allergic features.

19 Nov 2025

Analysis finds even low-intensity smokers have higher risk of heart disease and death

An analysis of data from almost two dozen long-term studies finds that even low-intensity smokers have a substantially higher risk of heart disease and death compared to people who never smoked, even years after they quit.

18 Nov 2025

Maternal obesity raises childhood epilepsy and disability risks, new study shows

Higher maternal BMI before pregnancy is linked to increased risks of epilepsy and intellectual disability in young children, even after extensive adjustment for maternal and neonatal factors. Associations with autism spectrum disorder and ADHD disappear after full adjustment, highlighting the potential mediating role of perinatal complications.

17 Nov 2025

Reclassifying wine intake reshapes the Mediterranean diet’s cognitive impact

Higher adherence to the Mediterranean diet was not associated with better cognition when wine was scored as a “beneficial” component. When wine was reverse scored, Mediterranean diet adherence showed a modest positive association with MMSE performance and a borderline link with MoCA in Portuguese older adults at high dementia risk.

17 Nov 2025

Researchers develop novel tool to identify pregnant women at high risk for having a preterm birth

Researchers at NYU and partners within the International Healthy Outcomes of Pregnancy for Everyone (HOPE) Consortium have developed a novel tool, the Preterm Birth Actionable Risk Index (PTB-ARIx), designed to identify pregnant individuals at high risk for having a preterm birth (PTB, or delivery before 37 weeks).

17 Nov 2025

Calculator assesses 30-year heart risk for young adults

Just as saving for retirement starts early, so should protecting your heart. A new Northwestern Medicine study introduces a first-of-its-kind online calculator that uses percentiles to help younger adults forecast and understand their risk of a heart event over the next 30 years.

17 Nov 2025

Arsenic reduction in drinking water associated with lower risk of death from chronic illnesses

A new 20-year study of nearly 11,000 adults in Bangladesh found that lowering arsenic levels in drinking water was associated with up to a 50 percent lower risk of death from heart disease, cancer and other chronic illnesses, compared with continued exposure.

17 Nov 2025

Chronic pain in adults linked to increased risk of developing high blood pressure

Chronic pain in adults may increase their risk of high blood pressure, and the location and extent of pain and if they also had depression were contributing factors, according to new research published today in Hypertension, an American Heart Association journal.

17 Nov 2025

Cesarean births do not raise infant allergy risk in major Japanese cohort study

In a large Japanese birth cohort, cesarean delivery was not linked to higher risks of eczema, wheezing, atopic dermatitis, or asthma in infants at one year of age. Emergency cesarean delivery was even associated with a modest reduction in eczema, suggesting that mode of birth alone may not drive early-life allergic disease.

13 Nov 2025

Funding challenges threaten to reverse global gains in the fight against TB

Tuberculosis (TB) remains one of the world's deadliest infectious killers, claiming over 1.2 million lives and affecting an estimated 10.7 million people last year, according to the WHO Global Tuberculosis Report 2025, released today.

13 Nov 2025

Income and social disparities found to influence dementia risk factors

People with lower incomes and people from racial and ethnic historically underrepresented groups in clinical studies are more likely to have modifiable risk factors for dementia, factors that could be changed to lower their risk, according to a study published November 12, 2025, in Neurology, the medical journal of the American Academy of Neurology.

12 Nov 2025

Rising youth e-cigarette use threatens children’s health and human rights

Exposing children to e-cigarettes compromises their human rights. These products should be regulated in a way that puts children's best interests first and protects them from the harms associated with nicotine consumption in all its forms, argue experts in The BMJ today.

12 Nov 2025

What the air you breathe may be doing to your brain

For years, the two patients had come to the Penn Memory Center at the University of Pennsylvania, where doctors and researchers follow people with cognitive impairment as they age, as well as a group with normal cognition.

12 Nov 2025

School vaping prevention lessons show promise but misconceptions remain

Teachers in the UK report increased confidence in addressing vaping, but ongoing confusion about its dangers indicates a need for improved prevention materials.

12 Nov 2025

Smoking News and Research

Midlife exercise cuts dementia risk by up to 45 percent, new study shows

Evidence links severe gum disease to erectile dysfunction and broader men’s health risks

Prenatal stress hormones may shape when a baby’s teeth erupt

Study finds people with type 1 diabetes have higher bladder cancer risk

Most pregnancies involve weight gain outside healthy ranges with major health impacts

Even minimal cigarette use significantly increases heart disease and mortality risk

Study clarifies why most colic isn’t caused by cow’s milk allergy

Analysis finds even low-intensity smokers have higher risk of heart disease and death

Maternal obesity raises childhood epilepsy and disability risks, new study shows

Reclassifying wine intake reshapes the Mediterranean diet’s cognitive impact

Researchers develop novel tool to identify pregnant women at high risk for having a preterm birth

Calculator assesses 30-year heart risk for young adults

Arsenic reduction in drinking water associated with lower risk of death from chronic illnesses

Chronic pain in adults linked to increased risk of developing high blood pressure

Cesarean births do not raise infant allergy risk in major Japanese cohort study

Funding challenges threaten to reverse global gains in the fight against TB

Income and social disparities found to influence dementia risk factors

Rising youth e-cigarette use threatens children’s health and human rights

What the air you breathe may be doing to your brain

School vaping prevention lessons show promise but misconceptions remain

Bringing real-time analytics to downstream bioprocess monitoring

Designing fluidic architecture for scalable diagnostic platforms

Evaluating new approaches for rare disease genomics

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