There’s much ado about fat. You’ve probably heard that eating less saturated fat can help protect your heart, and that certain unsaturated fats — like those in olive oil, salmon, and nuts — can give ...

The previous article described how fatty acids consist of long chains of carbon-carbon bonds, with the carbon mostly “saturated” with hydrogen atoms. When two saturated adjacent carbon atoms exchange ...

Health experts have long recommended limiting it, but Robert F. Kennedy Jr. has signaled a shift in that advice.

However, replacing saturated fat with unsaturated fats, such as omega-3s, may reduce your risk of heart attacks (3, 4). This doesn’t necessarily mean that saturated fats are unhealthy. It simply ...

A debate is raging in the nutrition world: are seed oils or saturated fats to blame for heart disease? The leading cause of death in the U.S., one in five fatalities in 2022 was attributed to heart ...

Sarah Todd returned to reporting in January 2025 after being assignment editor at STAT since October 2022. You can reach Sarah on Signal at sarahlizchar.47. Christopher Gardner is exuberant in his ...

Whether you are roasting a chicken in the oven, browning onions in a frying pan or choosing a spread for your toast, oils are at the heart of our culinary activity. We have a dizzying array of choice.