Skip to main content

Dietary patterns Archive

Articles

Diverticulitis diet: Foods to avoid during and after a flare up

During a diverticulitis flare-up, it’s important to stay nourished and hydrated. Start with clear liquids, then progress to low-fiber soft foods before gradually reintroducing high-fiber foods. For long-term prevention, focus on a high-fiber diet and regular exercise.

Beef tallow, seed oils, and full-fat dairy: Are any of them heart-healthy?

Foods that contain mainly saturated fat, such as beef tallow and butter, are less heart-healthy than those that contain mainly unsaturated fats, including olive oil and seed oils such as canola oil and soybean oil.

A guide to the DASH diet

The DASH diet is a flexible, science-backed eating plan proven to lower blood pressure, while also reducing risks of heart disease, diabetes, cancer, and cognitive decline. Emphasizing vegetables, fruits, whole grains, and low-fat dairy products, it’s a healthy way to eat that suits almost everyone.

Harvard study links ultra-processed foods to higher rates of cognitive decline, dementia

A major Harvard study adds more evidence that a healthy diet may protect your brain. Older adults who ate the most ultra-processed foods were found to have substantially higher risks of dementia and cognitive decline, while those eating more minimally processed foods had lower risks.

Are medically tailored meals right for you?

For people managing a chronic illness or recovery, medically tailored meals—home-delivered and dietitian-planned—can help. Research shows they improve health outcomes, reduce hospitalizations, and save billions in health care costs. Programs range from full meal delivery to grocery boxes and produce vouchers.

Prediabetes diet: How to help prevent progression to diabetes

A prediabetes diet is an eating plan that may help prevent prediabetes from turning into full-blown diabetes. Many different foods can fit into this style of eating, including fruits and vegetables, beans and legumes, lean proteins, whole grains, and healthy fats. While no foods are off-limits, prediabetes diets generally are low in sugary foods, refined carbohydrates, fast foods, fried foods, and alcohol.

Could your diet be contributing to kidney stones?

Everyday eating and drinking habits may influence kidney stone risk. Explore which foods and beverage choices have the most impact.

IV therapy for vitamin replenishment: Health boost or expensive placebo?

Intravenous (IV) vitamin therapy delivers vitamins, minerals, and fluids directly into the bloodstream. It is marketed as a quick fix for fatigue, immune health, and hangovers. But scientific evidence does not back up those claims, and IV therapy also poses risks.

Eating more soy and other legumes might ward off high blood pressure

A 2026 research review and analysis suggested that consuming more soy products and other legumes was associated with a lower risk of developing high blood pressure.

What should you eat after a diverticulitis flare?

Recovering from diverticulitis and unsure about fruits and veggies? See how your diet should change short term and what to focus on long term.

Free Healthbeat Signup

Get the latest in health news delivered to your inbox!

Sign Up
Harvard Health Publishing Logo

Thanks for visiting. Don't miss your FREE 32-page gift worth $29.95.

PLUS, don’t miss out on your 25% off promo code.

Sign up to get tips for living a healthy lifestyle—You’ll discover powerful, research- backed strategies for health longevity drawn from Harvard Medical School experts—ways to eat for a longer life, build strength and flexibility to stay independent, protect your bones, heart, and brain as you age, and even cultivate the habits linked with “super-agers” who stay sharp and active well into their 80s and 90s—all delivered to your email box FREE.

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of Living Longer, Living Well!.

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of Living Longer, Living Well.