Health News

Treelet Health provides the latest health news, disease prevention, nutrition and diet, and other professional health knowledge to help you maintain a healthy lifestyle.

Lifestyle changes in 4 areas may improve brain health, major US study finds
2025-08-01

Lifestyle changes in 4 areas may improve brain health, major US study finds

A program of exercise, nutrition, cognitive and social challenges, and health coaching resulted in improved cognition scores for people at risk of Alzheimer’s disease and related dementias. The two-year trial involved lifestyle changes only, without added medications. Some participants followed the program self-guided, but those receiving the program in a structured format improved more, though all participants’ cognitive scores improved.

Pick up the pace to live longer, new study suggests
2025-07-30

Pick up the pace to live longer, new study suggests

Physical activity like walking is an important part of a healthy lifestyle. Research is ongoing regarding the benefits of physical activity in various populations. One study focusing on low-income and Black participants found that fast walking may decrease mortality risk by almost 20%.

Why are colorectal, other GI cancers on the rise in younger people?
2025-07-29

Why are colorectal, other GI cancers on the rise in younger people?

Increasing age is the greatest risk factor for all types of cancer, with most cases being diagnosed in people over the age of 60. However, in people under 50, there has been a rapid, worldwide increase in cancers of the digestive system, or gastrointestinal cancers. Although still far less common than in older people, early-onset colorectal cancer is now the leading cause of cancer-related deaths in men, and the second in women, in the United States. The exact cause is unknown, but the authors of a new review published in the British Journal of Surgery suggest that obesity, a Western-style diet, nonalcoholic fatty liver disease, smoking, excessive alcohol use, and even exposure to microplastics, may all be contributing to the rise. Another study, published in Nature Medicine, has further estimated that, without early intervention, as many as 15.6 million gastric cancer cases may occur in the next few decades, most of which, are attributable to infection with a common bacterium, Helicobacter pylori.

GLP-1s may offer better dementia protection than metformin
2025-07-29

GLP-1s may offer better dementia protection than metformin

There were about 589 million adults around the world living with diabetes in 2024, with 90% having type 2 diabetes. Past studies have shown that people who have type 2 diabetes are at a higher risk of developing dementia. A new study has found that when it comes to the neuroprotective abilities of diabetes medications, people taking GLP-1 agonists had a significantly lower cumulative risk of developing dementia, when compared to metformin users.

Can fiber help you lose weight? Dietitian answers 5 key questions
2025-07-28

Can fiber help you lose weight? Dietitian answers 5 key questions

When it comes to weight loss, many people track their macros — i.e., their proteins, fats, and carbohydrates. However, as a humble nutrient, fiber is often overlooked. But what if this is the missing ingredient to weight loss success? Can fiber supplements replace whole foods? In this podcast, a nutritionist answers readers’ questions about fiber and more.

New global survey looks at health, well-being
2025-07-26

New global survey looks at health, well-being

What’s your blood pressure? For most people, this is an easy question, a fundamental measurement taken at every doctor’s visit. Many supermarkets have free stations to check it. Even smart watches can gather this metric anywhere, anytime.

Olive oil consumption lowers risk of premature death, study suggests
2025-07-26

Olive oil consumption lowers risk of premature death, study suggests

People who consume high amounts of olive oil may lower their risk of premature death overall and from specific causes, including cardiovascular disease, cancer, and neurodegenerative disease, according to a new study led by researchers from Harvard T.H. Chan School of Public Health. The researchers also found that people who consumed olive oil instead of animal fat had a lower risk of total and cause-specific mortality.

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