In 2024, researchers from Shanghai Jiao Tong University analyzed data from over 20,000 U.S. adults (average age 49) in the NHANES survey from 2003-2018, followed until 2019. They compared those eating in an 8-hour window (a common IF method) to those eating over 12-16 hours, adjusting for age, diet, and health factors.

In 2025, SWM Cheng and a team analyzed data from 36,192 adults with high blood pressure in the UK Biobank. They used wrist trackers to measure daily steps and walking speed for a week, then tracked heart issues like heart failure, heart attacks, and strokes over 7.8 years.

In 2025, Maya K. Vadiveloo and a team from the American Heart Association reviewed studies on ultraprocessed foods like chips, sodas, and ready meals. They looked at how these foods, often high in fats, sugars, and salt, affect health in the US where 55% of calories come from them, rising to 62% in youth.

In 2025, researchers Shuai Ma, Yu Miao, and Xinxin Wu from Heilongjiang University of Chinese Medicine analyzed data from NHANES 2007–2018 on 27,487 U.S. adults. They looked at intake of fermented dairy like yogurt, cheese, and buttermilk, using surveys and health records to link it to stroke history, adjusting for age, smoking, and other factors.