heart rate monitors - The Girl That Runs

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13 Best Innovative Heart Rate Monitors for Runners: Gear Up for Peak Performance

innovative heart rate monitors

Discover the top innovative heart rate monitors for runners in 2026. Find the best overall, budget-friendly, and premium options to enhance your training.

Max Swift
September 12, 2026

Vetted

12 Best Premium Running Chest Strap Heart Rate Monitors for 2026

top premium running heart monitors

Discover the top running chest strap heart rate monitors for 2026. Find the best premium options, including top picks for accuracy, durability, and value.

The Girl That Runs Team
September 12, 2026

Vetted

12 Best Optical Heart Rate Armbands for Running in 2026

top running heart rate monitors

Discover the top optical heart rate armbands for running in 2026. Find the best overall, budget options, and specialized picks for your fitness goals.

The Girl That Runs Team
September 12, 2026

Vetted

15 Best Heart Rate Monitors of 2025 – Your Ultimate Guide to Fitness Tracking

top heart rate monitors

Get ready to discover the 15 best heart rate monitors of 2025 and find out which one suits your fitness needs perfectly!

Max Swift
January 28, 2025

firmulate.com/pilot.html — live view

Running Science & Metrics

The Business Stress Test: What a Workout Can Teach Us About AI

Firmulate’s AI company stress test found models could spot crises yet miss the close.…

The Girl That Runs Team
September 30, 2026

12 Best Running Headlamps for Night Runs in 2026

Vetted

12 Best Running Headlamps for Night Runs in 2026

I compared 12 running headlamps for night runs, from ultralight USB-C models to…

The Girl That Runs Team
September 30, 2026

Doctor Describes 'Liberating' Experience Of Walking Off The Job

Mindset & Life Balance

Doctor Describes ‘Liberating’ Experience Of Walking Off The Job

After a four-day strike, Allina physicians reached a tentative first union contract…

The Girl That Runs Team
September 30, 2026

The Seven Boring Things That Actually Make You A Better Runner, According To A Serial Marathon Runner And ASICS Coach

Running Tips and Guides

The Seven Boring Things That Actually Make You A Better Runner, According To A Serial Marathon Runner And ASICS Coach

Marathon runner and ASICS coach Ania Gabb says easy runs, sleep, strength work and…

The Girl That Runs Team
September 30, 2026