How Home Gym Flooring Absorbs Impact
Home gym flooring absorbs impact through material density and thickness, which changes what surface loads actually reach the subfloor.
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How a Percussion Massage Device Generates Force
A percussion massage device uses a motor-driven arm to strike tissue repeatedly at a set depth and rate, unlike continuous vibration tools.
Read articleWhat a Foam Roller's Density Changes Mechanically
A foam roller's density and surface texture change how pressure is distributed against tissue, independent of the roller's diameter.
Read articleHow an Optical Heart Rate Sensor Reads a Pulse
An optical heart rate sensor shines light into skin and measures how much reflects back as blood volume changes with each pulse.
Read articleWhat an Accelerometer Measures in a Tracker
A fitness tracker's accelerometer measures changes in motion and orientation, which software then interprets as steps or activity type.
Read articleWhat a Weight Capacity Rating Accounts For
A machine's weight capacity rating covers total load on the frame, not just a user's body weight, and is set with a safety margin.
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