The Science Behind Hair Loss

Prior to solving a problem one should comprehend the issue. Hair loss is the most common medical issue. Millions of people all over the world are struggling in the endless battle to stop their hair loss. However, most of them did not spend a couple of minutes studying what precisely the meaning of hair loss is. Read the following lines to learn the basics about hair, hair loss and hair loss remedies.

Did you know that an average scalp has about 150,000 hair follicles and hair - much more than 90% of them are continuously growing?


What is hair? 
Hair will be the fastest growing tissue of the body. It is made of keratins which are a kind of proteins. Every hair strand consists of three layers: the medulla (the inner layer), the cortex and also the cuticle. Hair grows from roots - Those roots get the vital ingredients to the hair growth by the blood. The roots are a living tissue but the visible hair strand is a dead tissue. Consequently, any hair loss treatment should take care of the scalp and roots and not of the hair strands.

How does the hair grow? 
It is natural to loose hair. Really, we all lose about 100 hairs each day. We begin noticing that we suffer from hair loss only following losing more than 50% of our hair.

The phases of the life cycle of hair are:

  1. Anagen - In this phase the hair is actively growing. This phase lasts about five years.
  2. Catagen - In this phase the hair falls out. It lasts about 3 weeks.
  3. Telogen - In this phase the hair is resting. It lasts about 12 weeks.

What are the causes of hair loss?
There are numerous conditions that might cause hair loss from heritage to tension. For each cause one might discover various hair loss treatments. Hair loss remedies include anything from the FDA approved hair loss drug called Propecia or Rogaine to natural hair loss remedies as Rogaine to hair transplant surgeries.