Hair, Hair, and more hair

by Wylee young

A single strand

  • a single strand can reveal your ethnicity
  • can find out what you eat
  • can find out if you have smoking habits
  • a hair follicle contains its own mussel, nerve, and blood supply

What it is made of

  • it is the fastest growing tissue
  • mostly made of keratin,which is made of a acid called cysteine, that gives hair its shape
  • thyroid imbalance causes hair loss
  • outer layer of hair is called the cuticle it protects the inside layers, middle layers the cortex made of long protean twisted together, innermost layer is the medulla
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fun facts

  • an average person has between 100,000 to 150,000
  • on an average 25 meters of hair is produced every day
  • a whole head of hair can support up to 2 tons
  • when you are born you have about 1000 hair follicles per square centimeter

problems for hair


  • stress can cause frail hair loss
  • split ends
  • trichotillomania is a disorder where you pull out hair