All articles tagged with #risk factors
Head and neck cancers, especially oral cavity and pharynx, are rising in the U.S. and globally, with HPV now a leading risk factor. Prevention centers on HPV vaccination (two doses at 11–12 years, can start 9–26, approved up to 45) and lifestyle changes such as quitting smoking and reducing alcohol use, which substantially lower risk. There is no broad screening, and five-year survival is about 70%.
USA TODAY reports that Nicholas Brendon died from atherosclerotic and hypertensive cardiovascular disease, with a 90% blockage in his right coronary artery. The piece explains how plaque buildup (atherosclerosis) and long-standing high blood pressure damage the heart, outlines common risk factors (high cholesterol, high blood pressure, diabetes, smoking), and stresses that heart disease is largely preventable through lifestyle changes and the American Heart Association’s Life’s Essential 8, including diet, exercise, not smoking, sleep, weight management, and monitoring lipids, blood pressure and glucose.
A landmark UK Biobank study of adults under 65 without dementia tested 39 risk factors across social, genetic, lifestyle, and health domains and identified 15 linked to early dementia, including alcohol use, depression, vitamin D deficiency, and social isolation, making it the largest and most robust analysis of its kind and suggesting multiple modifiable levers to reduce risk.
Cardiologists say heart attacks are most common in the morning (roughly 6 a.m.–noon) due to circadian-related adrenaline and cortisol surges that raise blood pressure, though they can occur anytime; women may have different accompanying symptoms; to lower risk, maintain a consistent sleep routine, limit morning caffeine/exercise, manage stress, and adopt heart‑healthy habits (no tobacco, balanced diet, regular exercise) with regular medical checkups.
Breast cancer can present without a lump, so doctors highlight five key signs to watch for: a lump or other palpable changes, nipple discharge that may be bloody, green, or black, skin changes such as redness, dimpling, or an orange-peel texture, swelling in the underarm area (axillary mass), and localized breast pain. Age is the biggest non-modifiable risk factor, with genetic mutations, family history, breast density, and prior chest radiation also increasing risk; modifiable factors include obesity, alcohol use, physical inactivity, and hormone replacement therapy. Regular mammograms every two years are recommended for average-risk women aged 40–74, as early detection greatly improves outcomes.
Cardiovascular disease remains the leading cause of death in the U.S. despite advances, because risk factors often accumulate for decades before events occur; the PREVENT calculator now helps doctors estimate 10- to 30-year risk and tailor early interventions like diet changes, exercise, and statins. The piece emphasizes that prevention is not just individual responsibility but a societal one, as access to healthy food, safe spaces, time to exercise, and affordable care shape risk—warnings that if current trends persist, more than 40 million Americans could live with cardiovascular disease by 2050.
A Finnish study of 62,555 people aged 65+ with late-onset dementia (2017–2020) and 312,772 matched controls found 29 risk factors for dementia. Among infections, only urinary tract infections (UTIs) and bacterial infections were linked to dementia, with severe infections—especially UTIs—associated with a 19% higher risk after adjusting for other conditions. The time between infection and dementia diagnosis averaged five to six years. While this suggests infections may contribute to dementia risk, it does not prove causality, and the researchers call for intervention studies. Non-infectious risks included alcohol-related disorders, Parkinson’s disease, and brain disease.
Testicular cancer is rising among men aged 15–49 (about 2,400 UK cases per year). Risk factors include family history, undescended testicles, and possibly early chemical exposure; white ethnicity is linked to higher risk. Common symptoms are a lump or swelling, with pain in about 10% of cases. Early detection is crucial, as cure rates exceed 95%. Treatment usually removes the affected testicle, with chemotherapy if needed; newer robotic lymph-node surgery speeds recovery, as highlighted by Sam Birchall’s experience.
A large Australian Parkinson's Genetics Study (n=10,929) finds Parkinson's disease presents and progresses differently by sex and highlights the prominence of non-motor symptoms. Onset is younger for women (63.7) than men (64.4), and women have more pain and falls, while men show more memory changes and impulsive behaviors. The disease is ~1.5x more common in men; environmental risks (pesticide exposure, traumatic brain injury, high-risk occupations) are common and higher in men. About 25% have a family history; only 10–15% linked to known gene mutations, with most risk due to gene–environment interaction and aging. Limitations include self-reported data, a ~6% response rate, and predominantly European ancestry. Researchers plan to use smartphones and wearables to collect richer data, aiming for earlier risk identification and more personalized management.
A Lund University study links modifiable lifestyle and health factors—such as smoking, cardiovascular disease, high blood pressure, and high cholesterol—to brain changes associated with Alzheimer's disease and vascular dementia. The research also notes diabetes is tied to amyloid-β accumulation and lower BMI to tau changes, highlighting that healthier habits might delay dementia onset, though findings require further validation.
An American Cancer Society report shows colorectal cancer rates are rising fastest among adults 20–49, with those 65 and under now accounting for about 45% of new cases and rectal cancer representing roughly one‑third of all colorectal cancers. Many in this group are diagnosed at advanced stages—75% of cancers in people 50 and under are late-stage, and only about 37% of 45–49 year‑olds are screened. Projected this year: about 158,850 new cases and 55,230 deaths. The findings underscore the need for earlier detection, public education on symptoms, and renewed research into causes and risk factors, with screening suggested to start at age 45 for eligible adults.
A global analysis of 1990–2023 data from 200+ countries (Lancet Oncology/Global Burden of Disease) finds about 28% of healthy life years lost to breast cancer are attributable to modifiable lifestyle factors, led by red meat intake and smoking, with additional contributions from high blood sugar, high BMI, alcohol, and low physical activity. Global new cases are projected to rise from 2.3 million in 2023 to over 3.5 million by 2050. Maintaining a healthy lifestyle could prevent more than a quarter of breast-cancer–related healthy life years lost. In the UK, roughly one in seven women will develop breast cancer in their lifetime, and the burden is increasingly shifting to lower-income countries due to later diagnosis and access gaps.
A Vanderbilt University and University of Chicago study analyzed electronic health records for about 150 million people and found that more than 70 pre-existing conditions across mental health, neurological, circulatory, and metabolic categories are associated with a higher risk of Alzheimer's disease; while the study does not prove causation, these patterns could enable earlier risk detection and targeted prevention.
A new international study finds first-time heart attacks among US adults 18–54 rose 57% from 2011 to 2022, driven largely by STEMI; NSTEMI deaths stayed around 1% and stable. Women faced worse in-hospital outcomes, and nontraditional factors—like sleep quality, stress, low income, diabetes/prediabetes, kidney disease, and drug use—mattered more for predicting death than traditional risks. Rising prediabetes/diabetes in youth and kidney disease, along with ongoing high drug-related deaths, highlight the need for earlier risk identification and broader risk assessment in younger adults.
Pancreatic cancer, long seen as a disease of older people, is increasingly diagnosed in people in their 30s–50s as obesity and metabolic disease rise; doctors warn that its early signs are vague and often dismissed, contributing to diagnoses only after the cancer has spread in about 80% of cases, with five-year survival around 12%. The piece highlights rising incidence among younger patients, the role of risk factors like smoking, obesity, and genetics (BRCA/ATM), and new research on epigenetic changes in genes such as KLF5 that may fuel growth. It also offers lifestyle prevention tips—limiting red/processed meats and ultra-processed foods, cooking at home, eating lean proteins, and considering environmental exposures like pesticides—and notes advances in treatment (robotic Whipple surgeries, BRCA-targeted therapies) that improve outcomes when detected early.