New U.S. dietary guidelines promote eating full-fat dairy and meats. But health experts say nuts and seed oils are better sources of the two crucial fats we need.
Solid at room temp, the natural trans fat conjugated linoleic acid resembles saturated fats — except that it appears good for the body in many ways.
Packed with chemical additives, these foods have become a major part of our diets. Scientists have begun to worry about how ultraprocessed foods may impact health.
All proteins are not equal, research is showing. So while most Americans get plenty of protein, they might not be eating the most nutritious blend.
Humans need 13 different vitamins to stay healthy. Most come from the food we eat. Others are made in our bodies.
Our bodies can’t make enough of these tiny but mighty worker molecules. That’s what makes them a dietary essential.
The total amount of carbon on Earth doesn’t change. But what form those carbon atoms take is constantly changing.
A hulking marine cyanobacterium, Chonkus has traits that appears to make it especially good for storing away carbon on the ocean floor.
A mini gym for bats shows that vampire bats burn amino acids, rather than the carbs or fats other mammals rely on during exercise.
