4 free physiotherapy calculators and tools. Solve real-world physiotherapy problems instantly with accurate, step-by-step results on ApexCalc.
| Constant | Symbol | Value |
|---|---|---|
| Speed of light | c | 2.99792458×10⁸ |
| Planck's constant | h | 6.62607015×10⁻³‴ |
| Boltzmann constant | kʙ | 1.380649×10⁻²³ |
| Avogadro's number | Nₐ | 6.02214076×10²³ |
| Gravitational constant | G | 6.6743×10⁻¹¹ |
| Gas constant | R | 8.31446 |
| Elementary charge | e | 1.602176634×10⁻¹⁹ |
| Electron mass | mₑ | 9.1093837015×10⁻³¹ |
| Proton mass | mₚ | 1.67262192369×10⁻²⁷ |
| Fine-structure constant | α | 7.2973525693×10⁻³ |
Record and classify joint range of motion measurements against normative values for major joints. Identify hypomobility and hypermobility.
Calculate the 18-item Functional Independence Measure (FIM) score for inpatient rehabilitation. Quantifies disability burden and tracks rehabilitation progress.
Calculate gait velocity, cadence, step length, and stride length from timed walk tests. Compare against age-normative values.
Calculate progressive loading parameters for musculoskeletal rehabilitation using the FITT-VP principle and percentage of 1RM.