Articles
Published guides across sleep, fitness, recovery, and longevity.
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Recovery
Normatec and Medical Compression Compared
Athletic Normatec-class boots versus clinical SPCDs, APCDs, and hospital SCDs — indication, session design, and twelve systems across both worlds.
· Keersa Editorial Team
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Recovery
Pneumatic Compression Boots
Sequential compression for legs — chamber count, pressure windows, wireless vs hose systems, and eleven boots from budget wraps to Normatec and Therabody.
· Keersa Editorial Team
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Recovery
Percussion Massage Devices
Massage guns for recovery — amplitude, stall force, travel minis, and twelve devices from budget TOLOCO kits to Theragun Prime and Hypervolt Pro.
· Keersa Editorial Team
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Heat & Cold
Designing a Heat and Cold Routine
A practical overview for building a heat-and-cold practice that fits real life — weekly templates, training-day rules, progression without drama, and how to use the rest of our Heat & Cold guides without buying more than you need.
· Keersa Editorial Team
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Heat & Cold
Wearables During Thermal Stress
A lively guide to heart rate, HRV, and temperature tracking when saunas and plunges stress your sensors — what stays useful, what gets theatrical, and which wearables earn a spot.
· Keersa Editorial Team
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Heat & Cold
Safety, Contraindications, and Monitoring
A practical, slightly irreverent guide to heat and cold safety — who should pause, which warning signs matter, how to progress without drama, and four monitoring tools that keep the vibe informed.
· Keersa Editorial Team
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Heat & Cold
Infrared vs Traditional Heat Physiology
A clear, practical look at infrared versus traditional sauna heat — air temperature, core-temperature response, sweat, cardiovascular strain, and four Amazon-reachable products that map each heat class.
· Keersa Editorial Team
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Heat & Cold
Cryotherapy Chambers vs Cold Water
A detailed 2026 comparison of whole-body cryotherapy chambers versus cold-water immersion — air vs water conductivity, Amazon-buyable options, studio membership math, and what the evidence actually supports.
· Keersa Editorial Team
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Heat & Cold
Contrast Therapy Protocols
A detailed 2026 guide to contrast therapy protocols — heat-to-cold sequencing, classic contrast water ratios, sauna-and-plunge rounds, when to finish cold, and how to avoid stacking recovery theater on top of bad timing.
· Keersa Editorial Team
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Heat & Cold
Cold Exposure Timing Around Training
A detailed 2026 guide to cold exposure timing around training — delaying or skipping post-lift plunges, using cold after endurance, competition congestion modes, and rest-day protocols — with evidence caveats.
· Keersa Editorial Team
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Heat & Cold
Cold Plunge Setup Guide
A detailed 2026 guide to building a home cold plunge — stock-tank ice baths, DIY chiller systems, insulated barrels, dedicated chillers, premium all-in-ones, and inflatable starters — with sanitation and temperature realism.
· Keersa Editorial Team
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Heat & Cold
Sauna Protocols for Cardiovascular Health
A detailed 2026 guide to sauna protocols for cardiovascular-oriented practice — Finnish frequent and moderate templates, beginner ramps, Waon-style infrared, post-exercise finishers, and adherence-first IR — with evidence caveats.
· Keersa Editorial Team
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Heat & Cold
Home Sauna Types Compared
A detailed 2026 guide to home sauna types — traditional Finnish-style cabins and barrels, far-infrared cabins, hybrids, and portable IR blankets — with temperature reality, install friction, and evidence caveats.
· Keersa Editorial Team
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Fitness & Mobility
Building a Home Performance Lab
A detailed 2026 roadmap for building a home performance lab — Stage 1 biomarkers and readiness, Stage 2 jump testing and strength stimulus, Stage 3 force curves and form coaching — without buying everything at once.
· Keersa Editorial Team
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Fitness & Mobility
Grip Strength as a Health Biomarker
A detailed 2026 guide to grip strength as a health biomarker — why maximal handgrip predicts risk in large cohorts, how to test with a standardized protocol, and which dynamometers are worth buying.
· Keersa Editorial Team
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Fitness & Mobility
Form Feedback Cameras and AI Coaching
A detailed 2026 guide to form feedback cameras and AI coaching — depth-sensor gyms, RGB TV cameras, Smart View wall units, programming-only AI, and phone pose apps — with accuracy limits and ownership math.
· Keersa Editorial Team
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Fitness & Mobility
GPS and Power Meters for Endurance
A detailed 2026 guide to GPS watches, bike computers, cycling power meters, and running power footpods — what actually improves pacing decisions outdoors.
· Keersa Editorial Team
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Fitness & Mobility
Mobility Tools That Earn a Place
A detailed 2026 guide to mobility tools that earn locker space — percussion guns, foam rollers, pinpoint balls, and resistance bands — sorted by use case rather than recovery hype.
· Keersa Editorial Team
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Fitness & Mobility
Smart Resistance Equipment
A detailed 2026 guide to smart resistance equipment — wall-mounted digital weights, freestanding motorized gyms, AI free-weight coaches, and connected adjustable dumbbells — with membership math and evidence caveats.
· Keersa Editorial Team
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Fitness & Mobility
Vibration Platforms and Neuromuscular Stimulus
A detailed 2026 guide to whole-body vibration platforms — tri-planar research-range plates, pivotal/high-end consumer systems, and Amazon oscillating boards — with honest limits on bone and fat claims.
· Keersa Editorial Team