Hydration

Hydration covers how fluid and electrolyte balance affects energy, strength, endurance, and recovery. Proper hydration supports workout performance, cognitive function, and overall health, especially during hard training, heat exposure, or dieting.

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The essentials for hydration — then explore the latest posts below.

Is Propel water healthy or just clever marketing?

Is Propel water healthy or just clever marketing?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 28, 2025 · 9 min read

Propel is generally healthier than sugar-sweetened sports drinks because it has 0 g added sugar, avoiding the 30+ g glucose load a typical 20‑oz sports drink can deliver—enough to nearly hit the American Heart Association’s daily added-sugar limit and drive insulin spikes. The catch is that its sweetness comes from additives like sucralose, so the ...

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