Nutrición

In 2025, we provided the latest evidence-based information on a wide variety of health and nutrition topics—including current hot topics such as ultraprocessed foods, seed oils, and added sugars. Have you been paying attention? To continue reading this article or issue you must be a paid subscriber. Sign in Subscribe Subscribe to Tufts Health &

Even healthy foods can contain trace amounts of elements such as lead, mercury, cadmium, and arsenic. These “heavy metals” are part of the earth’s crust and can enter the food supply naturally through soil and water. Industrial activities—like mining, burning fossil fuels, and the manufacturing of batteries, paints, and fertilizers—can add more of these elements

Only 47 percent of U.S. adults age 18 and older get the recommended 150 minutes a week of moderate (or 75 minutes of vigorous) aerobic physical activity. Add the recommendations for muscle-strengthening activity and that level falls to 24 percent. One of the key reasons people say they don’t exercise is lack of time. Emerging

Growing, processing, packaging, transporting, and wasting food has a significant environmental impact, contributing to climate change, water scarcity, biodiversity loss, and pollution. Current diet patterns in much of the world are high in foods that are both unhealthy and environmentally harmful. To continue reading this article or issue you must be a paid subscriber. Sign

Happy New Year! Are you among the 76 percent who have tried to lose weight at some point in your life? Losing excess body weight is difficult…and keeping it off can be even harder. That’s why, unless you are underweight, it’s important to avoid gaining. To continue reading this article or issue you must be

Curbing Weight Gain in the New Year Newsbites: Exercise snacks; fiber and chronic disease. Annual Quiz Special Report: The Loneliness Factor Heavy Metals in Food Quiz Answers Ask Tufts Experts: “Fibermaxxing” Myth of the Month: “No Nitrate” processed meats To continue reading this article or issue you must be a paid subscriber. Sign in Subscribe