You are currently viewing The Hair Life Cycle Unveiled: Understanding the Journey of Your Tresses

The Hair Life Cycle Unveiled: Understanding the Journey of Your Tresses

Introduction of Hair Life Cycle

Hair is a defining aspect of our appearance and a fascinating aspect of our biology. Have you ever wondered about the lifespan of a strand of hair? Contrary to what some might think, hair doesn’t just grow indefinitely. Instead, it undergoes a continuous cycle that consists of various stages, each crucial for healthy growth and maintenance. Let’s delve into the intricacies of the hair life cycle and understand the journey your tresses embark on.

The Phases of Hair Growth 

The hair growth cycle comprises four distinct phases:

1. Anagen Phase (Growth Phase):

This phase marks the active growth period of hair follicles. Approximately 85-90% of your hair is in this phase at any given time. The duration of the anagen phase varies depending on genetics, location on the body, and other factors. Scalp hair, for instance, can remain in this phase for 2-7 years, resulting in longer strands, while eyebrows have a shorter anagen phase, lasting around 4-6 weeks.

During the anagen phase, hair cells divide rapidly, and hair strands can grow about half an inch per month. Healthy lifestyles and proper nutrition can positively impact this phase, promoting robust and sustained hair growth.

2. Catagen Phase (Transitional Phase):

After the anagen phase, the hair follicles enter the catagen phase, a brief transitional period lasting around 2-3 weeks. This phase signals the end of active growth. The hair follicle shrinks, detaches from the blood supply, and stops producing new hair. Only about 1-3% of your hair is in this phase at any given time.

3. Telogen Phase (Resting Phase):

Following the catagen phase, the hair follicle enters the telogen phase, commonly known as the resting phase. During this stage lasting about 3-4 months, The hair follicle recoils, separates from the blood supply, and quits delivering new hair. Around 10-15% of your hair is in this resting phase.

At the end of the telogen phase, the old hair is pushed out by new hair growing beneath it. This shedding is a natural process and is essential for the renewal of hair follicles.

4. Exogen Phase (Shedding Phase):

The exogen phase refers to the shedding of hair that occurs naturally as part of the cycle. Shedding is a normal occurrence, and on average, individuals lose approximately 50-100 hairs per day. It’s crucial to differentiate between normal shedding and excessive hair loss, which could indicate underlying health issues or external factors impacting the cycle.

The Duration of the Hair Life Cycle:

The entire hair life cycle, from the anagen phase to shedding, typically spans anywhere from 2 to 7 years. However, individual hair strands on different parts of the body are at various stages of the cycle at any given time. This variability contributes to the diverse lengths and growth rates of our hair.

Several factors can influence the duration of each phase, including genetics, age, hormonal changes, health conditions, nutrition, and external factors such as stress or environmental conditions.

Reason For Hair Fall


Understanding the hair growth cycle offers insights into the dynamics of hair health and care. While certain factors affecting the cycle are beyond our control, maintaining a healthy lifestyle, balanced diet, proper hair care regimen, and addressing any underlying health concerns can positively impact the quality and growth of our hair.

Appreciating the intricate journey of our hair—from growth to shedding—highlights the importance of nurturing our tresses through proper care and attention, ensuring they stay healthy and vibrant throughout their life cycle. If You Are facing Any hair problem you can contact us for more information and guidance regarding hair problem. 

Free Hair Test in Dr Nagwani

If you are facing hair Problem You can contact us for Free Hair Treatment.


1. How long does the hair growth cycle last?

The complete hair growth cycle typically spans from 2 to 7 years, but individual hair strands go through different stages simultaneously. The duration of each phase varies among individuals and different areas of the body.

2. How many hairs do we lose daily, and is it normal?

On average, individuals shed around 50-100 hairs per day, which is considered normal. Hair shedding is a natural part of the hair cycle and doesn’t necessarily indicate a problem unless it’s excessive or accompanied by other symptoms.

3. What factors influence the duration of each hair growth phase?

Various factors impact the length of each phase, including genetics, age, hormonal changes, health conditions, diet, stress levels, and environmental factors.

4. Can lifestyle choices affect the hair growth cycle?

Yes, lifestyle factors such as diet, exercise, stress management, and proper hair care routines can influence the health and duration of each phase in the hair growth cycle.

5. How can I promote healthy hair growth?

Maintaining a balanced diet rich in essential nutrients, staying hydrated, reducing stress, using proper hair care products suitable for your hair type, avoiding excessive heat or chemical treatments, and protecting hair from environmental damage can promote healthy hair growth.

6. Is it possible to extend the anagen (growth) phase of hair?

While genetics largely determine the length of the anagen phase, adopting a healthy lifestyle, providing proper nourishment to hair follicles, and minimizing factors that stress hair (like excessive heat or harsh chemicals) can potentially support and maintain a longer anagen phase.

7. What can cause disruptions or abnormalities in the hair growth cycle?

Hormonal imbalances, nutritional deficiencies, certain medications, illnesses, stress, trauma, or other underlying health conditions can disrupt the normal hair growth cycle, leading to issues such as excessive shedding, thinning, or hair loss.

8. When should I seek professional advice for hair-related concerns?

If you notice sudden or excessive hair loss, changes in hair texture, persistent scalp issues, or any abnormality in the hair growth cycle that concerns you, it’s advisable to consult with a healthcare professional for proper evaluation and guidance.

9. Can hair growth cycles differ between scalp and body hair?

Yes, the duration of the hair growth cycle can vary between different areas of the body. Scalp hair typically has a longer anagen phase compared to body hair, resulting in longer strands on the scalp.

10. Is hair growth influenced by age?

Yes, age can affect the hair growth cycle. As individuals age, the duration of the anagen phase may shorten, resulting in slower hair growth and, in some cases, thinning or reduced hair density.

Leave a Reply