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Cancer Risk

All articles tagged with #cancer risk

Tiny Breaks From Sitting May Lower Cancer Risk, Large UK Study Finds
health4 days ago

Tiny Breaks From Sitting May Lower Cancer Risk, Large UK Study Finds

A UK Biobank study of 91,292 adults followed for a median of about 12 years found that prolonged sitting is linked to higher risk of several cancers and cancer death, while interrupting sitting with movement lowers that risk: about 12% lower cancer death with an hour or more of light activity, 8% with 30 minutes of moderate activity, and 22% with five minutes of vigorous activity. The takeaway is to break up long sitting periods with any movement, since even small daily actions can help reduce inflammation and cancer risk, though the study notes limitations like higher activity levels in participants and uncertainty about what people did while sedentary.

Switching From Talc Powders to Lower Cancer Risk, say Oncologists
health5 days ago

Switching From Talc Powders to Lower Cancer Risk, say Oncologists

Oncologists warn talc-based powders (used in baby and body powders) may carry cancer risk due to asbestos contamination in talc deposits; the World Health Organization classifies asbestos-contaminated talc as carcinogenic. While not all talc causes cancer, exposure from mining near asbestos raises concerns, so experts urge ditching talc-based powders and opting for safer alternatives like cornstarch, arrowroot, or rice starch; there is no known safe dose for talc-based powders.

Hot dogs: tasty barbecue staple, but nitrates demand moderation
health7 days ago

Hot dogs: tasty barbecue staple, but nitrates demand moderation

Hot dogs provide about 5 g of protein per link but often contain nitrates and nitrites used to preserve color, which can form nitrosamines during cooking or digestion and have been linked to colorectal cancer. Some brands now offer nitrate-free or uncured options (sometimes celery-derived), but these may still form nitrosamines in smaller amounts. Calorie-wise, hot dogs run about 120–150 calories, generally fewer than a plain 4 oz hamburger, though buns and toppings add calories. Overall, an occasional hot dog is fine within a diet focused on whole foods like fruits, vegetables, lean proteins, and whole grains.

Hotdogs Unveiled: Inside Ingredients, Health Risks, and Smarter Ways to Enjoy
health9 days ago

Hotdogs Unveiled: Inside Ingredients, Health Risks, and Smarter Ways to Enjoy

Nutrition experts say hotdogs are ultra-processed meats high in sodium and fats, often containing curing nitrites that can form carcinogenic nitrosamines when cooked or digested. The WHO links processed meat to cancer, with about a 20% higher colorectal cancer risk for roughly 2 ounces daily. Safer options exist (nitrite-free, poultry, or veggie dogs), but they’re still processed; a grilled chicken breast is a healthier alternative. If you eat hotdogs, do so in moderation and prioritize an overall healthy diet.

GLP-1 Weight Drugs May Lower Cancer Risk, But More Proof Is Needed
health10 days ago

GLP-1 Weight Drugs May Lower Cancer Risk, But More Proof Is Needed

Early observational studies link GLP-1 receptor agonists—widely used for diabetes and weight loss—with a lower risk of several obesity-related cancers, including breast cancer, with a Penn Medicine study showing a 30–35% lower incidence in users; the proposed benefits may come from weight loss, reduced inflammation, improved insulin sensitivity, and lower estrogen after menopause, and possibly direct anti-cancer effects. However, these findings are not from randomized trials and GLP-1s are not FDA-approved for cancer prevention; safety concerns like medullary thyroid carcinoma warning exist, so for now cancer prevention relies on established screenings and managing metabolic health, with any future preventive use limited to high-risk patients under supervision.

Low Testosterone May Mark Higher Cancer Risk, Large Study Finds
science14 days ago

Low Testosterone May Mark Higher Cancer Risk, Large Study Finds

An international analysis of 11 long-term studies including over 26,000 men found that very low testosterone levels are associated with a higher risk of cancer diagnosis and cancer death, particularly when testosterone falls below about 7.3–8.6 nmol/L; the study does not prove causation and does not advocate testosterone supplementation, but suggests testosterone could be a biomarker for overall health, with prostate cancer not showing a clear link in these data.

Younger Generations Show Faster Biological Aging Linked to Early Cancer Risk
health15 days ago

Younger Generations Show Faster Biological Aging Linked to Early Cancer Risk

A large study of 154k UK Biobank and 10k All of Us participants finds that newer birth cohorts show faster biological aging, and greater aging is tied to an 8% higher risk of early-onset solid cancers, rising to 15% for the oldest-aging individuals; immune and fat tissue aging also correlate with specific cancers, pointing to aging-biomarker tests for personalized prevention.

Sparkling Water and Colorectal Cancer: What the PFAS Link Really Means
health20 days ago

Sparkling Water and Colorectal Cancer: What the PFAS Link Really Means

There’s no direct evidence that canned sparkling water causes colorectal cancer, but packaging can leach PFAS (forever chemicals) that may affect gut health; the levels in beverages are usually well below federal advisory limits, and experts say the science is still evolving. Moderation, filtered water, and a varied diet are advised, along with adhering to established colorectal cancer risk factors and screening, while more long-term research is needed.

Generic antidepressant recall due to nitrosamine cancer risk
health20 days ago

Generic antidepressant recall due to nitrosamine cancer risk

Breckenridge Pharmaceuticals recalled certain lots of duloxetine (generic Cymbalta) after FDA testing found nitrosamine levels above the agency’s limit, affecting 30 mg (exp. Apr 2027, Lot 241180C) and two 60 mg lots (Feb 2026 Lot 230286C; Feb 2027 Lot 24072lC). Patients should contact their doctor or pharmacist and not stop taking the medication without medical guidance.

Processing May Be the Hidden Health Hazard of Ultra-Processed Foods
health25 days ago

Processing May Be the Hidden Health Hazard of Ultra-Processed Foods

A new study finds that ultra-processed foods may harm health not only because of their nutrients but because of how they're made: changes to cellular structure, loss of beneficial compounds, and packaging additives. Using NHANES data, researchers showed that each 10% rise in calories from ultra-processed foods links to worse cardiometabolic markers—higher weight, poorer blood sugar control, higher blood pressure, and worse cholesterol—and to higher risks of diabetes, metabolic syndrome, cancer, and all-cause mortality, even after adjusting for nutrient quality and sodium/fat content. With UPFs comprising about 55% of the American diet, experts say reducing intake and finding affordable alternatives remains a challenge but a crucial public-health goal.

Insomnia in Young Adults Linked to Rising Early-Onset Cancer Risk
health1 month ago

Insomnia in Young Adults Linked to Rising Early-Onset Cancer Risk

Two MD Anderson-led studies of more than 18 million US adults aged 18–50 found that poor sleep patterns are linked to higher risk of early-onset cancers (bowel, breast, uterine, ovarian), with insomnia associated with up to a threefold increase in cancer risk within five years. While the findings suggest sleep disruption could be a modifiable risk factor, experts caution that association does not prove causation and more research is needed to account for lifestyle factors and other confounders. Globally, cases and deaths from cancer in under-50s have risen over recent decades.

Preservatives in everyday foods linked to higher blood pressure and heart risks, French study finds
health1 month ago

Preservatives in everyday foods linked to higher blood pressure and heart risks, French study finds

A large French NutriNet-Santé study of over 112,000 participants finds that certain widely used preservatives, including antioxidant additives like ascorbic acid, are associated with higher blood pressure and an increased risk of heart attack and stroke; eight preservatives were linked to hypertension and some (including non-antioxidants like potassium sorbate and sodium nitrite) to cancer risk, with findings observational in nature and not proving causation, but reinforcing concerns about ultraprocessed foods and recommending fresher or properly frozen options when possible.

B12 on a Tightrope: Balancing Deficiency Risks and Cancer Signals
science1 month ago

B12 on a Tightrope: Balancing Deficiency Risks and Cancer Signals

Vitamin B12 is essential for DNA copying and nerve health and is mostly obtained from animal foods, but its link to cancer is complex. Research suggests a U-shaped relationship where both low and very high intakes may associate with cancer risk; high-dose B12 has not shown clear protective effects and could potentially support pre-cancer cells, though proof in humans is lacking. Elevated B12 in cancer patients is often an epiphenomenon (liver release or binding proteins increasing blood levels) and can serve as a cancer marker rather than a cause. For most people, normal dietary intake or modest supplementation suffices; avoid megadoses and focus on balance, healthy habits, and routine screenings.

Attenborough at 100: A Plant-Based Path to Longevity
science2 months ago

Attenborough at 100: A Plant-Based Path to Longevity

Sir David Attenborough, who turned 100 in 2026, says his longevity comes in part from a mostly plant-based diet—having reduced red meat intake and occasionally eating cheese and fish—along with staying physically active and spending time in nature. The piece notes research linking lower red meat consumption to lower cancer risk and heart disease, and suggests plant-based protein sources like beans, lentils, tofu and mushrooms as healthy alternatives.

Vitamin D Deficiency: A Silent Driver of Health Risks
health2 months ago

Vitamin D Deficiency: A Silent Driver of Health Risks

Vitamin D deficiency affects about 35% of Americans and is linked to higher risk or worse outcomes for several conditions, including depression, dementia, heart disease, and pneumonia, among others. Some research suggests that adequate intake or supplementation may help reduce risk or improve outcomes, but the first step is a simple vitamin D level test guided by a healthcare provider, as supplements are not medicines and should be used cautiously.