Mar 29, 2026Nutrition

Beetroot Juice for Blood Pressure: Why More May Fail

Beetroot juice may modestly lower blood pressure, but a small trial found lower doses beat high doses. Here is what the evidence supports.

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Mar 24, 2026Physical Activity

HIIT for Overweight Adults: What Dose Actually Works?

HIIT can raise cardiorespiratory fitness in overweight adults, but research still cannot name the best dose, interval length, or weekly plan.

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Mar 18, 2026Nutrition

Mediterranean Diet and Type 2 Diabetes Risk: What Adherence Buys You

Can Mediterranean diet adherence lower type 2 diabetes risk? The evidence supports prevention over years, but not dietary exceptionalism or remission claims.

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Mar 10, 2026Physical Activity

Exercise Dose and HbA1c in Youth With Type 1 Diabetes

Can exercise lower HbA1c in young people with type 1 diabetes? RCT evidence points to longer, combined training—but the dose limits matter.

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Mar 9, 2026Physical Activity

Sprint Intervals: Do More Minutes Improve Metabolic Health?

Do more sprint intervals improve metabolic health? A new meta-regression finds no dose signal, but diabetes and recovery evidence still carry limits.

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Mar 8, 2026Physical Activity

Exercise for ADHD Executive Function: Best Modality, Unclear Dose

Meta-analyses agree combined cognitive-motor exercise beats aerobic alone for ADHD executive function in youth, but exact dose targets still look uncertain.

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Mar 7, 2026Physical Activity

Aerobic Exercise and Executive Function: The Dose Matters

A 2024 meta-analysis found aerobic exercise helps some executive functions after age 45, but the best dose changes by target and planning stays unimproved.

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Mar 7, 2026Physical Activity

Exercise for Fatty Liver: Best Type and Minimum Dose

Two 2025-2026 meta-analyses finally put numbers on exercise for NAFLD/MASLD, including the minimum dose and why modality rankings disagree.

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Feb 23, 2026Nutrition

Beetroot Juice Dose: How Much Nitrate Actually Works?

How much beetroot juice works? New RCT and meta-analyses map the nitrate dose-response for blood pressure and endothelial function, with real limits.

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