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Training in the Heat | Hydration Cardiovascular Adaptation and Heat Acclimatization

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Thermic Balance:
Heat Gain: BMR, Thermic Effect of Food, Muscular Demand, Environment
Heat Loss: Conduction, Convection, Sweat Evaporation (temperature, humidity, air flow dependent)
Goal is to maintain body temperature ~37 deg C

Cardiovascular:
Blood moves to the periphery
Loss of Plasma Volume/ Cardiac Drift
Extracellular fluid shifts to Intracellular

Endocrine: Hypothalamic Regulation
* Sweating, Vasodilation
* Luteinizing hormone can increase core temperature by ~2 deg C

Hydration:
38 oz/ 15 minutes
Sweat loss ~0.51L/hr
As you sweat, sweat rate and cooling decrease
HR increases ~8BPM per 1L fluid loss
Need Sodium/ Potassium to avoid hyponatremia

Heat Acclimatization:
714 days
RHR goes down to baseline
Increased Plasma volume

Make sure you check out some of the other CSCS Prep Videos I have done:

CSCS Nutrition:    • CSCS Nutrition Calculations: Calories...  

CSCS Work to Rest Ratios:    • NSCA CSCS Work to Rest Ratio Explaine...  

Muscle Levers:    • Muscle Levers 1st Class, 2nd Class, 3...  

Olympic Lifting Technique:    • Olympic Lifting Technique: Snatch, Cl...  

Comment below if you have any questions!

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This is the CSCS Practice Test that I recommend: https://themovementsystem.mykajabi....

Disclaimer: This video does not have any affiliation with, or any recognition, sponsorship, or endorsement by, the NSCA. CSCS® and Certified Strength and Conditioning Specialist® are registered trademarks of the National Strength and Conditioning Association.

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posted by nainueartenix