Snacking on grapes could offer surprising protection against heart attacks and strokes, researchers say. The fruit, often labelled a superfood, contains natural compounds that support gut health and help bring down cholesterol levels, both of which play a role in heart disease.

Researchers found that even a short-term change made a difference, especially for people whose diets were low in vegetables and fibre.

Eating Grapes May Lower Heart Attack and Stroke Risk, Study Finds

As per Express UK,In the study, participants saw health improvements after just four weeks of eating grapes daily. The simple dietary shift was linked to a lower risk of cardiovascular disease, which remains the leading cause of death worldwide.

Grapes are rich in antioxidants known to calm inflammation, a key driver of heart problems.

How Grapes Affect Cholesterol and Gut Health

Professor Zhaoping Li of the University of California, Los Angeles, who led the research, said grapes improved the diversity of gut bacteria while also reducing cholesterol levels.

The study followed adults aged 21 to 55 who ate the equivalent of about 40 grapes, or two servings, each day. Their usual diets were low in fibre and plant compounds called polyphenols.

Within a month, researchers saw a clear increase in microbiome diversity. This community of trillions of bacteria plays a central role in digestion, immunity, and overall health.

Drop In ‘Bad’ Cholesterol And Harmful Fats

Participants recorded nearly an eight per cent reduction in LDL cholesterol, often described as the “bad” kind. Levels of bile acids, which fuel harmful fats in the body, fell by more than 40 per cent.

These fats are linked to the formation of clots that can block blood vessels and cut off blood supply to the heart or brain.

Rise in Beneficial Gut Bacteria

One of the most notable changes was an increase in Akkermansia, a beneficial bacterium known to help burn sugar and cholesterol and strengthen the gut lining.

Professor Li said the findings were encouraging, as a healthy gut is increasingly recognised as essential to good overall health.

Why Researchers Call Grapes A Superfood

Professor Li said the study adds to growing evidence of grapes’ heart health benefits, particularly their role in lowering cholesterol. Grapes provide a rich mix of fibre and polyphenols, which appear to influence how the body processes fats.

The findings, published in the journal Nutrients, may help shape future research into diet and disease prevention.

Previous research has linked grapes to a range of health benefits, from helping manage weight gain in middle age to improving libido.

In another study, researchers found grapes may help counter the effects of processed foods high in fats and sugars.

In experiments on mice fed a high-fat Western-style diet, those given a daily grape supplement showed less fatty liver disease and lived longer than those that did not.

Dr John Pezzuto of Western New England University said the results suggest grapes may influence how genes linked to metabolism and ageing behave. The changes observed in mice could equate to several additional years of life in humans.

Researchers also found improvements in brain function. Mice given grape supplements showed better behaviour and cognition, suggesting potential protective effects against conditions such as Alzheimer’s disease.

Grapes and Metabolism

A separate study found grapes may also boost metabolism, helping the body burn calories more efficiently. This could explain their protective role against non-alcoholic fatty liver disease, which is strongly linked to poor diet.

Dr Pezzuto said long-term grape consumption appeared to reduce oxidative damage, improve fat metabolism, and support longevity, even alongside a high-fat diet.

Heart disease kills an estimated 17 million people globally each year and more than 160,000 in the UK alone. While grapes are not a cure, researchers say the evidence suggests they can play a meaningful role as part of a balanced diet.

The findings were published across several journals, including Foods, Antioxidants, and Food & Nutrition, adding to growing interest in how everyday foods influence long-term health.

David Protein Bars is facing a lawsuit that alleged that the company misrepresented the calorie and fat contents. It is a challenge for a company which is known for catering health-conscious customers.

The complaint was filed on January 23 in the US District Court for the Southern District of New York. Three individuals who bought David bars claimed that the protein bars contained "way more" calories and fat than the label noted.

As per CBS News, independent and third-party testing used a method called Atwater factors. The result showed that the number of calories exceeded the amount listed on the label as much as by 83 per cent.

Fat Content In David Protein Bars

The lawsuit alleged that David Protein underestimated the fat content, as the testing revealed that the fat content exceeded by as much as 400 per cent.

As per the David Protein's website and the product label, the bar is supposed to contain 150 calories, 28 grams of protein and 0 grams of sugar. The lawsuit also stated Food and Drug Administration (FDA) guidelines that dictate that a product is misbranded if the "nutrient content of the composite is greater than 20% in excess of the value for that nutrient declared on the label."

The lawsuit names Linus Technologies as the primary defendant. The nutrition-focused company was founded by entrepreneur Peter Rahal in 2023, according to market intelligence platform Tracxn. It operates under the brand name David Protein.

Neither Linus Technologies nor David Protein immediately responded to requests for comment as reported by CBS News. However, on Wednesday the company posted a statement on Instagram that said, “No one is getting Regina Georged,” referencing the film Mean Girls, where the character Cady Heron tricks Regina George into eating a protein bar that leads to weight gain.

After the lawsuit was filed in January, Rahal told Vanity Fair that the company stands by the accuracy of its product labeling and plans to strongly contest the claim.

The David Protein bar was launched in 2024. According to Forbes, its name is inspired by Michelangelo’s famous 16th-century sculpture David.

The bars are sold in several flavors, including chocolate chip cookie and fudge brownie. A pack of 12 bars retails for $39, which works out to about $3.25 per bar.

Clear Information On Labels

FDA last year announced that in the coming next few years, food manufacturers have to put nutritional labels on the front of packaged foods. This proposal by FDA comes in the content of chronic diseases and the need for combating the same. The front-of-package labels are required for "most packaged foods", said the announcement.

Read: FDA Wants Nutrition Labels Of Saturated Fat, Sodium, And Added Sugar On Food Packaging

This announcement makes it easier for the customer to read the nutrition box that could otherwise go unnoticed, with many thinking that they are consuming something healthy. In most cases nutrition boxes are placed behind the packaging, and many ignore the content and thus continue to consume products with the presumption that it is healthy.

Chronic Kidney Disease (CKD) is a serious, long-term condition in which the kidneys lose their ability to filter waste and excess fluids from the blood effectively, while placing immense strain on the cardiovascular system, leading to heart disease and chronic inflammation.

According to the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), for CKD patients, food becomes more than just an energy source; health is determined not only by foods but also by their quality.

There is no universal diet for people with CKD. In its early stages, dietary restrictions may be minimal. But as the disease progresses, patients often need to adjust their dietary choices and intake.

Experts advise people with CKD to work closely with a healthcare professional or dietitian. Nutritional needs can shift as kidney function changes and personalized guidance ensures that patients receive adequate calories while avoiding foods that strain the kidneys.

1. Salt And Sodium

Doctors recommend reducing sodium intake as the most effective way to lower the pressure on these organs while preventing fluid buildup in the body. Additionally, cooking meals from scratch using natural alternatives like fresh herbs and spices provides flavor while significantly reducing systemic strain and helps maintain stable fluid levels.

2. Protein

Balancing protein intake is a delicate decision for those with CKD. While protein is essential for maintaining muscle mass, its metabolism creates a waste product called urea. When kidneys are functioning well, they easily flush this nitrogen-based waste from the blood. However, in patients with kidney disease, this process becomes significantly impaired.

As a result, it puts an unnecessary burden on the remaining functional units of the kidney accelerate further damage. Therefore, shifting toward plant-based proteins, which are typically easier for the body to process than the high-phosphate proteins, is a good choice.

It is important to note, though, that this approach is not best for those undergoing dialysis treatment, as they require increased protein to compensate for the significant amount lost during the treatment process.

3. Potassium

Potassium plays a vital role in helping muscles and nerves function properly but can become a serious health risk when damaged kidneys are unable to remove the excess from the blood. This messes up with electrical signals that control the heart's rhythm, which may lead to dangerous heart palpitations or even sudden cardiac arrest.

Moreover, potassium is hidden in many healthy-looking foods like bananas and potatoes; patients must be extremely cautious with their dietary choices. That's why it's good to consult a doctor who may recommend specific preparation techniques, such as leaching or boiling vegetables in large amounts of water, to pull the potassium out before eating. Managing intake through careful food selection and modified cooking methods is a fundamental step in preventing life-threatening complications.

4. Phosphorus

As a result, phosphorus levels in the blood skyrocket, and the body begins to pull calcium out of the bones to compensate leading to osteoporosis.

Furthermore, this excess mineral buildup can settle in the blood vessels, causing them to stiffen and increasing the risk of heart disease. Therefore, patients need to prioritize fresh foods and carefully check ingredient labels for hidden additives to protect both their skeletal and cardiovascular systems.

5. Daily Fluid Intake

6. Heart-healthy Fats

The heart and the kidneys have an interconnected relationship. While the kidneys clean the blood from waste, the heart circulates that blood to the body. However, in CKD patients kidney fail to do so, the heart would be working too hard, leading to chronic inflammation with toxins in the blood.

That's why dieticians suggest not eating saturated fat foods such as butter, fried food and fatty meats, creating blockages called cholesterol in blood vessels, making it harder to let blood flow freely. whereas heart-healthy foods such as fats from avocados, nuts, and olive oil help in smooth blood flow.

7. Eat Enough Calories

Additionally, inadequate nutrition causes extreme fatigue, weakened immunity and fatal nutrient imbalances. Dietitians encourage patients to obtain energy from nutritious foods so the body maintains strength while coping with the disease.

What you eat does far more than simply fuel your day. Over time, the quality of food, the way it is prepared, and how often it appears on your plate can significantly influence long-term health. Increasingly, research shows that certain types of foods may quietly contribute to inflammation, metabolic dysfunction, and chronic illnesses such as heart disease, diabetes, and cancer.

Researchers at the VCU Massey Comprehensive Cancer Center have been exploring how diet and environmental factors shape health outcomes. Scientists there are particularly studying compounds called advanced glycation end products (AGEs) and their connection to chronic diseases.

Why Ultra-Processed Foods Are A Concern

Recent dietary recommendations from the United States Department of Health and Human Services emphasize a simple principle: eat real food and cut back on ultra-processed products.

Ultra-processed foods include packaged snacks, highly refined products, and foods loaded with added sugars. These foods are designed for convenience and long shelf life, but research increasingly links them to poor health outcomes.

Experts studying nutrition note that most research examining ultra-processed foods consistently shows they are harmful when consumed frequently. One major reason is their association with higher levels of harmful compounds such as AGEs.

Today, avoiding them entirely is difficult. Studies suggest that more than 70% of foods available in grocery stores are processed or ultra-processed in some way, making healthy choices more challenging for many people.

What Are AGEs And Why Do They Matter?

Advanced glycation end products, or AGEs, are harmful compounds that form when proteins or fats combine with sugars in the bloodstream. While small amounts occur naturally in foods, they tend to be much higher in ultra-processed items.

Once consumed, these compounds can accumulate in tissues throughout the body. Over time, this buildup may accelerate tissue aging and trigger harmful biological processes.

Research shows that AGEs can contribute to inflammation, oxidative stress, and metabolic dysfunction—three mechanisms strongly linked with chronic diseases. Patients with long-term conditions such as diabetes, cardiovascular disease, and certain cancers often show significantly higher levels of these compounds.

Because AGEs accumulate slowly over a lifetime, they may also reflect long-term lifestyle and environmental exposures.

Cooking Methods Can Also Increase Risk

It is not just what you eat that matters—but also how you cook it.

High-temperature, dry cooking methods such as grilling, roasting, or frying can significantly increase AGE formation in food. Many people assume grilling is automatically healthier than deep-frying, but when it comes to AGE formation, intense heat can still promote the production of these compounds.

This does not mean you must avoid these cooking methods entirely, but balancing them with gentler methods like steaming, boiling, or stewing may help reduce exposure.

Foods To Limit For Better Health

To reduce long-term health risks, experts recommend limiting:

• Ultra-processed foods, including packaged snacks and ready-to-eat meals
• Highly refined foods made from processed grains
• Products with high added sugar content
• Foods cooked at very high temperatures frequently

These foods often contain higher levels of AGEs and other compounds that may stress the body over time.

The Power Of Moderation

Dietary changes do not require giving up favorite foods completely. Experts often emphasise moderation rather than strict restriction.

Balancing high-AGE foods with healthier, minimally processed options can help the body manage these compounds more effectively. Whole foods, balanced meals, and mindful preparation methods can make a meaningful difference over time.

Ultimately, the goal is simple: prioritize real, less-processed foods whenever possible and keep indulgences occasional. Small, consistent changes in everyday eating habits can go a long way in lowering the risk of chronic diseases and supporting long-term health.