Skip to main content

Foodborne illness Archive

Articles

Understanding orthorexia: Have your healthy eating goals gone too far?

Orthorexia is an obsession with “pure” or “clean” eating that goes beyond healthy habits—marked by rigid food rules, anxiety around imperfect eating, and feelings of superiority. Though not a formal diagnosis, it’s treatable with help from a multidisciplinary team that includes various specialists in diet and mental health.

Salmonella, E. coli, Cyclospora, and other germs that cause food poisoning: What you need to know

Bacteria, parasites, and viruses can all cause food poisoning. Proper handling, cooking, and storage of food help reduce the chances of an infection. If you get food poisoning, it usually can be treated at home by replenishing lost fluids and electrolytes.

Naturally gluten-free foods

While gluten-free packaged foods offer convenience, whole foods like fruits, vegetables, proteins, dairy, and naturally gluten-free grains often provide better nutrition at lower cost. Building meals around these staples, rather than relying solely on specialty products, makes gluten-free eating easier to sustain.

Nitrates in food and medicine: What's the story?

Nitrates are found in both leafy greens and processed meats. But it’s unclear how much these molecules matter compared with other components of those foods, as dietary nitrate levels have no proven link to heart disease risk.

MIND diet: Eating for better brain health

The MIND diet combines Mediterranean and DASH diet principles with an added emphasis on brain-healthy foods like leafy greens, whole grains, and fish. Linked in some studies with slower cognitive decline and lower dementia risk, it’s a flexible eating pattern with benefits at any age.

Oxalates, lectins, and phytates: Do these plant compounds sabotage your health?

“Anti-nutrients” like oxalates, lectins, and phytates are found in leafy greens, beans, and grains. They can slightly reduce absorption of some minerals, but aren’t reasons for most people to avoid these healthy foods. Food preparation and meal planning can help minimize such effects.

What to eat on the DASH diet

The DASH plan is one of the world’s leading heart-healthy diets. While it limits salt, sugar, saturated fat, and alcohol, it doesn’t have to be bland. With some flavor creativity and changes in shopping and meal planning, it can soon become second nature.

Could having both low vitamin B12 and vitamin D indicate a specific health problem?

Having low vitamin B12 and vitamin D may have several explanations, from diet and sun exposure to conditions that affect nutrient absorption.

What can cause enlarged red blood cells?

Enlarged red blood cells on a routine blood test can have several explanations. Find out what your results may mean and when follow-up is needed.

Anti-inflammatory diet: Foods that help reduce chronic inflammation

An anti-inflammatory diet may help rein in chronic inflammation. The eating plan is rich in vegetables, fruit, healthy oils, nuts and seeds, and other foods with anti-inflammatory benefits. What’s not included: refined carbohydrates, red and processed meats, deep-fried foods, and other inflammation-promoting foods.

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.