Articles

Published guides across sleep, fitness, recovery, and longevity.

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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