---
title: "Why humans have hair in heads"  
description: "Hair on the top serves as insulation, protective the scalp from warmness loss and harmful UV rays."  
author: "Baishakhi Ghosh"  
published: 2024-03-14  
canonical: https://yourviews.mindstick.com/story/4008/why-humans-have-hair-in-heads  
category: "hair"  
tags: ["Why humans have hair in heads"]  
reading_time: 1 minute  

---

# Why humans have hair in heads

![Why humans have hair in heads](https://yourviews.mindstick.com/stories/024b3f9b-0b1b-4e90-ba2a-c21f6386a0f2/images/36c72bdc-fc7f-44e5-94dc-b4d2fdb46b1a.jpeg) Why humans have hair in heads ![Why humans have hair in heads](https://yourviews.mindstick.com/stories/024b3f9b-0b1b-4e90-ba2a-c21f6386a0f2/images/1fc0006e-e0d1-45c4-896b-7bcf0d450f71.jpeg) Sensory Functions:Hair follicles on the scalp are connected to nerve endings,improving sensitivity & helping human beings locate environmental changes ![Why humans have hair in heads](https://yourviews.mindstick.com/stories/024b3f9b-0b1b-4e90-ba2a-c21f6386a0f2/images/3a2f0bad-bfad-44a3-ae2c-0b6c1794cc73.jpeg) Social Signaling: Hair can deliver social and cultural messages, serving as a way of self-expression and identification. ![Why humans have hair in heads](https://yourviews.mindstick.com/stories/024b3f9b-0b1b-4e90-ba2a-c21f6386a0f2/images/cbb87e30-9507-4e5f-bded-3a5007ea8fe3.jpeg) Evolutionary Remnant: Hair on the head is an evolutionary remnant from our primate ancestors, imparting warm temperature and safety. ![Why humans have hair in heads](https://yourviews.mindstick.com/stories/024b3f9b-0b1b-4e90-ba2a-c21f6386a0f2/images/44be790e-3db3-44e5-9dce-c1e961b19210.jpeg) Hair Growth Cycle: The hair boom cycle consists of stages of increase, rest, and dropping, making sure continuous renewal and health. ![Why humans have hair in heads](https://yourviews.mindstick.com/stories/024b3f9b-0b1b-4e90-ba2a-c21f6386a0f2/images/e9c5757f-4c69-48bc-a9f7-fd357880c0ea.jpeg) Cosmetic Appeal: Hair on the head is often styled for aesthetic purposes, contributing to personal look and beauty.

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Original Source: https://yourviews.mindstick.com/story/4008/why-humans-have-hair-in-heads

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