Archive - Physiologically Speaking

Ask Me Anything: Carbohydrates, Creatine, Cross Training, Recovery Techniques, and More!

Answering your most frequently asked (or most interesting) questions.

21 hrs ago •

Physiology Friday #252: How a Week-long Fast Affects Performance and Metabolism During Exercise

Strength prevails while aerobic capacity declines under nutrient-deprived conditions.

Jan 10 •

What Did You Learn from Physiologically Speaking in 2024? + Win a Copy of My Book

From science to practice.

Jan 4 •

Physiology Friday #251: Does Our Body Have a ‘Muscle Memory’ for Aerobic Exercise?

The maintenance of molecular changes after high-intensity training refute the idea of "use it or lose it."

Jan 3 •

December 2024

Physiology Friday #250: Training Strategies That Transformed My Marathon Performance

Training for a marathon is as much about strategy as it is about grit.

Dec 27, 2024 •

Happy Holidays from Physiologically Speaking!

Dec 25, 2024 •

Physiology Friday #249: Does Carbohydrate Distribution and Quality Matter for Optimizing Training Adaptations?

Worrying about late-night eating and glycemic indexes is out. A pragmatic approach to fueling works best.

Dec 20, 2024 •

Lifestyle Risk Factors Predict Coronary Calcification among Male Endurance Athletes

Atherosclerosis in 'extreme exercisers' also depends on family history, diet, and other lifestyle components.

Dec 17, 2024 •

Physiology Friday #248: Cold Exposure Improves Metabolic and Cellular Health—But You’ve Gotta Shiver for It

Turn down your thermostat.

Dec 13, 2024 •

Creatine for endurance athletes, running a 2:26 marathon on 4 days per week, and more.

My appearance on the Life in Stride podcast.

Dec 11, 2024 •

1:13:11

Physiology Friday #247: Underfueling Shifts Metabolism and Compromises Exercise Performance

The consequences of low energy availability.

Dec 6, 2024 •

4 Science-Backed Tips to Stop Bone Injuries

Performance scientist Jonah Rosner shares his advice on how athletes can stay healthy.

Dec 4, 2024 •

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