Yes, according to research, hand length can be used to predict height.
Hand Length as a Predictor of Height
Researchers have found a correlation between hand length and overall height. This means that, to some extent, knowing the length of a person's hand can give an estimate of how tall they are.
Applications of Hand Length Measurement
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Estimating Height When Direct Measurement is Difficult: In situations where measuring a person's height directly is not feasible or accurate (e.g., in elderly individuals or those with physical limitations), hand length can serve as a useful alternative.
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Calculating Body Mass Index (BMI): According to a study, doctors can use hand length to determine a person's body mass index (BMI). This is especially valuable when obtaining an accurate height measurement for BMI calculation is not possible.
Summary
Hand length can be a useful indicator of height, particularly in situations where traditional height measurement is challenging. Additionally, it can aid in estimating BMI when accurate height data is unavailable.