Pregnancy Hydration for Athletes: Why Sweat Rate and Sodium Loss Change Over Time
Pregnancy doesn’t make hydration dynamic, it proves it. Field data from cyclist Sarah Sturm show why one-time sweat tests miss real-world hydration shifts.
Author: hDrop Technologies
Matt Hanson on Sweat Testing and Race Fueling With hDrop
A deeper scientific breakdown of Matt Hanson’s hDrop fueling approach, with evidence-based hydration, sodium, carb, and race-adjustment protocols.
How to Get a Sweat Test: Where to Go & Use Results
Learn how and where to get a sweat test, what it costs, and how athletes can use results to build a personalized hydration strategy with hDrop.
How to Avoid the Hidden Hyponatremia Trap: Science-Backed Hydration Rules for Endurance Athletes
A science-backed guide to preventing exercise-associated hyponatremia with context-specific fluid and sodium targets for marathon and ultra athletes.
hDrop Announces Partnership with Matt Hanson to Advance Real-Time Sweat and Sodium Monitoring in Professional Triathlon
On February 12, 2026, we announced something that represents a meaningful step forward for us at hDrop. We are partnering with Matt Hanson, one of the leading competitors on the IRONMAN Pro Series circuit, to bring real-time sweat rate and sodium loss monitoring into elite long-course triathlon training and racing. This partnership is not about…
A Scientific Review: How Accurate Is Precision Hydration Sweat Testing for Real Racing?
The Precision Hydration Pilocarpine Sweat Test was progress, but a resting sweat test is not the finish line. Precision hydration deserves credit: they were the first ones that pushed athletes from generic advice toward personalization. The problem is what happens next. Many athletes take a pilocarpine sweat sodium test at rest and then turn that…
hDrop Integration with TrainingPeaks
To connect your hDrop Account to TrainingPeaks please follow these steps: To view your data in TrainingPeaks: To get the detailed graphs: Please Note:
How Accurate Is Precision Hydration Sweat Test?
Understanding your body’s electrolyte losses is key to optimizing hydration and performance. Many athletes turn to companies like Precision Hydration (PF&H) for personalized guidance. Their test uses a pilocarpine-based sweat stimulation method, a procedure derived from clinical cystic fibrosis diagnostics. Pilocarpine is applied to a small skin area (typically the forearm) to artificially induce sweat,…
hDrop Data Integrations
Connect your wearables data to the hDrop App At hDrop, we believe your hydration and performance insights are most powerful when combined with all your training data — heart rate, power, pace, and temperature — from your favorite wearables and fitness platforms. To make this seamless, the hDrop App integrates directly with Apple HealthKit (for…