Sam's News — diet-exercise — 2026-08-20¶

Health¶

A new study identifies a single factor with greater predictive power for lifespan than conventional health behaviors like diet and exercise.

Sources: ScienceAlert Web Search, ScienceAlert Web Search Update to: Study identifies one factor that predicts longevity better than diet or exercise

6.5 Exercise and weight loss can slow knee osteoarthritis progression¶

Exercise, stronger leg muscles, diet, and modest weight loss can dramatically reduce stress on the knees and help manage osteoarthritis pain.

Sources: ScienceDaily — Health RSS, ScienceDaily — Nutrition RSS

Sports Science¶

New female-specific research reveals that women can utilize more carbohydrate during endurance events than current sports nutrition guidelines suggest.

Sources: Runner's World Web Search Update to: Female-specific sports nutrition study shows higher carbohydrate utilization in marathons

Nutrition¶

6.5 Gatorade commits to multi-year Body of Science initiative to close women's hydration research gap¶

Gatorade announced a multi-year research program called "Body of Science" involving thousands of women to address knowledge gaps in women's hydration science across different life stages.

Gatorade's "Body of Science" is a multi-year research initiative focused on closing gaps in women's hydration and nutrition science across different life stages
Initial study findings show disparities in women's hydration and nutrition patterns compared to current recommendations
Research highlights that hydration and nutrition recommendations have not adequately accounted for female physiology

Sources: PepsiCo Web Search, PepsiCo Web Search, Nutrition Insight Web Search Update to: Gatorade launches multi-year "Body of Science" research initiative on women's hydration and nutrition

6 New research: hydration and nutrition recommendations don't account for female physiology¶

Emerging research suggests current hydration and nutrition guidance has not adequately considered women's distinct physiological needs.

Sources: Chatelaine Web Search, PR Newswire Web Search

5.5 Food science innovations drive molecular-based advances in sports nutrition¶

Cutting-edge food science discoveries are shifting sports nutrition from traditional supplementation toward molecular-mechanism-based strategies for athletes.

Sources: Frontiers Web Search, Frontiers Web Search Update to: Food science innovations advance sports nutrition from lab to endurance practice

Physiology¶

6.5 Ketogenic diet restores exercise benefits for people with high blood sugar¶

Research by exercise medicine scientist Sarah Lessard shows that a high-fat, low-carbohydrate diet can unlock exercise efficacy in hyperglycemic mice.

Study published February 25, 2026 in Nature Communications
High-fat ketogenic diet normalized blood sugar in mice within one week
Ketogenic diet caused muscle remodeling, increasing slow-twitch oxidative fibers
Led by exercise medicine researcher Sarah Lessard at Virginia Tech's Fralin Biomedical Research Institute

Sources: Virginia Tech News Web Search, Science Daily Web Search, Virginia Tech News Web Search Update to: Ketogenic diet restores exercise benefits for mice with hyperglycemia

Exercise Science¶

6.5 High blood sugar blunts aerobic benefits of exercise¶

New research shows that elevated blood glucose can block the oxygen-utilization improvements normally delivered by physical exercise.

Sources: Science Daily Web Search Update to: High blood sugar blocks exercise's oxygen-boosting benefits

Research Infrastructure¶

4.5 IU Bloomington's metabolic kitchen facility enables controlled nutrition and exercise research¶

IU Bloomington operates a specialized facility with professional kitchen staff and dietitians to conduct nutrition research under controlled conditions.

Sources: News at IU Web Search, News at IU Web Search Update to: IU Bloomington's metabolic kitchen supports controlled nutrition research

Education¶

3.5 Ohio Wesleyan Study Examines Education Impact on Young Athletes' Performance¶

Ohio Wesleyan students studied the effects of educating young athletes about sports performance.

Sources: Ohio Wesleyan University Web Search