Hair Growth and Health Concepts

The video explores the science behind hair loss, detailing the structure of hair and its growth cycle, which includes the anagen, catagen, and telogen phases. It discusses the causes of hair loss, such as hormonal factors like DHT, and provides advice on prevention and treatment, including consulting a dermatologist. The video concludes with trivia about hair loss statistics and heredity.

What is the estimated number of hairs on a human scalp?

• 150,000 to 200,000

• 100,000 to 150,000

• 50,000 to 100,000

• 200,000 to 250,000

What is the primary component of hair?

• Collagen

• Elastin

• Melanin

• Keratin

During which phase does the hair follicle shrink and prepare to shed?

• Catagen

• Anagen

• Telogen

• Exogen

Which phase of the hair growth cycle is known as the resting stage?

• Catagen

• Telogen

• Anagen

• Exogen

What is the role of keratin in hair?

• It provides color

• It strengthens the hair

• It moisturizes the hair

• It makes hair grow faster

What hormone is primarily responsible for hair loss in sensitive individuals?

• Insulin

• Cortisol

• Dihydrotestosterone (DHT)

• Estrogen

What should you do if you notice excessive hair loss?

• Consult a dermatologist

• Ignore it

• Use any available hair product

• Wait for it to stop naturally

What is a common recommendation for maintaining healthy hair?

• Cut hair frequently

• Apply doctor-recommended products

• Use any available shampoo

• Avoid washing hair

What percentage of men experience balding by the age of 50?

• 85%

• 50%

• 60%

• 75%

What is the medical term for hereditary hair loss?

• Alopecia areata

• Androgenetic alopecia

• Trichotillomania

• Telogen effluvium