Why Hair Loss Happens: The Most Common Causes Explained

A Clear & Easy-to-Understand Guide by Hope Aesthetics Clinic

Hair loss is something almost everyone experiences at some point. A little shedding is normal, but when the hair falls more than it grows, it becomes worrying. Many people try home remedies, oils, shampoos, or supplements without really knowing why their hair is falling in the first place.

At Hope Aesthetics Clinic, we believe that the first step to treating hair loss is understanding its real cause. Once you know why it’s happening, the solution becomes much clearer and more effective.

Let’s break down the most common reasons for hair loss

1. Genetics: The Most Common Reason (Hereditary Hair Loss)

If your parents or grandparents experienced hair thinning or balding, chances are you may experience it too. This type of hair loss includes male pattern baldness and female pattern hair loss. It usually starts slowly, sometimes in the 20s.

Why it happens: Your hair follicles become sensitive to certain hormones and gradually shrink, causing thinner, weaker hair.

2. Hormonal Changes

Hormones strongly influence hair growth. Any imbalance can trigger noticeable hair fall.
Common reasons include PCOS, thyroid issues, pregnancy, childbirth, menopause, and testosterone sensitivity.

Signs: sudden shedding, thinning on the crown, irregular periods, acne, weight changes.

3. Stress and Lifestyle Factors

Stress doesn’t just affect your mind-your hair feels it too.

Emotional Stress: anxiety, work pressure, shock, breakups.
Physical Stress: illness, surgery, fever, crash dieting.

This often causes temporary hair loss called telogen effluvium, which is reversible with proper care.

4. Nutritional Deficiencies

Your hair needs nutrients to grow well. If your diet lacks essential vitamins and minerals, hair shedding increases.

Common deficiencies: Iron, Vitamin D, Vitamin B12, protein, zinc, and biotin.
Even people who eat well can still have low levels due to absorption issues.

5. Scalp Issues

A healthy scalp is the foundation of healthy hair.

Issues like dandruff, dermatitis, psoriasis, fungal infections, and Yes, Excess oiliness can cause weakness of roots and Itching and inflammation but these are secondary symptoms of oily scalp they are not at all caused by Oily scalp. They are caused by not washing your scalp properly. After all of this the hair fall happens which might be a byproduct of oily skin. We need to remove this point of oily scalp. can weaken roots and cause itching, inflammation, and hair fall.

6. Hairstyling & Chemical Damage

Modern styling habits often harm the hair more than we realize.

Frequent colouring, bleaching, straightening, smoothening, keratin treatments, tight hairstyles, and heat styling tools damage the hair shaft over time.
This leads to breakage, split ends, and gradual thinning.

7. Medical Conditions & Medications

Certain health issues directly impact hair: autoimmune conditions, alopecia areata, diabetes, anemia, PCOS.

Medications like acne treatments, blood pressure drugs, antidepressants, and chemotherapy can also cause hair loss.

8. Ageing

As we age, the hair growth cycle naturally slows. Hair becomes finer, less dense, and grows more slowly. Though normal, the right treatments can improve hair strength and quality.

How Do You Know What’s Causing Your Hair Loss?

Since hair loss can happen for many reasons, guessing is not effective.

At Hope Aesthetics Clinic, we offer advanced hair restoration treatments backed by detailed scalp analysis and lifestyle assessment. When required, we also recommend blood tests to identify the exact cause of hair loss and create a personalised, results-driven treatment plan.

Final Thoughts

Hair loss can feel scary, but the truth is most causes are treatable when diagnosed early. Instead of trying random home remedies, understanding why hair fall is happening makes treatment more effective.

If you’re noticing constant shedding, thinning, or hairline changes, Hope Aesthetics Clinic is here to guide you toward healthy, confident hair.

Book your FREE consultation today and explore a personalized plan with our experts.