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Glossary Environmental Stressors

external factors harming an organism's health and well-being

Environmental stressors are external factors that can negatively impact an organism's health and well-being. For humans, these can include pollution, UV radiation, extreme temperatures, and even psychological stress from noise or overcrowding. These stressors can affect various biological processes, potentially leading to conditions like hair loss (alopecia) or other health issues.

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Research

5 / 1000+ results

research A Multifaceted View on Ageing of the Hair and Scalp

2 citations , December 2025 in “Cosmetics”

This review reports on the effects of aging on hair characteristics such as pigmentation, growth, and structural properties across genders and ethnicities, highlighting the importance of scalp health and suggesting cosmetic solutions to improve the appearance of aged hair.

research Understanding breakage in curly hair

12 citations , July 2015 in “British journal of dermatology/British journal of dermatology, Supplement”

This study found that mechanical damage from grooming and environmental factors contributes to crack formation and eventual breakage in African-American hair, highlighting the need for continuous care.

research WRKY transcription factors (TFs): Molecular switches to regulate drought, temperature, and salinity stresses in plants

179 citations , November 2022 in “Frontiers in Plant Science”

This review summarizes the roles of WRKY transcription factors in plant growth and their responses to various environmental stresses, but reports no new experimental findings.

research Adult skin acute stress responses to short‐term environmental and internal aggression from exposome factors

37 citations , June 2021 in “Journal of the European Academy of Dermatology and Venereology”

This review discusses how acute exposures to environmental and internal stressors can quickly alter skin functions, leading to various dermatological symptoms, and calls for more research on these short-term effects.

Influence of Oxidative and Reductive Treatment on Human Hair: Analysis of Hair Damage

research Influence of Oxidative and/or Reductive Treatment on Human Hair (I): Analysis of Hair-Damage after Oxidative and/or Reductive Treatment

20 citations , January 2003 in “Journal of oleo science”

This study found that both everyday physical and environmental stresses, as well as chemical treatments, contributed to hair damage, with cuticle layers being more noticeably affected.

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Community Join

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community 16 months finasteride progress but slowly losing hair again

141 upvotes 1 year ago

A 21-year-old male experienced initial success with finasteride for 16 months but is now losing hair again. He is considering switching to dutasteride and adding oral minoxidil, while also investigating environmental and health factors.

community Growing and losing hair at the same time (24M) . Extremely confused!

in Treatment 1 upvotes 2 years ago

A 24-year-old male experienced hair loss despite using minoxidil and finasteride, later switching to dutasteride, higher-dose minoxidil, iron supplements, and derma stamping, which initially improved his condition. However, after moving to a stressful environment and undergoing minor surgery, his hair loss rapidly increased, particularly on one side of his temple.

community Stressing out leads to hair loss. Staying positive and believing you will grow hair actually slows down MPB and can sometimes cause some hair growth.

14 upvotes 8 years ago

Staying positive and managing stress may slow hair loss, but treatments like finasteride, minoxidil, and dutasteride are essential for managing male pattern baldness. Stress can accelerate hair loss, but genetics play a significant role, and early treatment is crucial.

community Most Underrated Hack for Hair Loss is Water

in Chat 68 upvotes 8 months ago

Filtered shower heads may improve scalp and hair health but do not affect male pattern baldness (MPB). Genetics and factors like DHT and scalp tension are more significant in hair loss.

community Acute shedding episodes. Had telogen effluvium last year. Remission for a few months(thought I was over the shedding stuff 🥲). Now if I have any major stress days, THAT day I get a major shed and a few days after.

4 upvotes 1 year ago

The user experiences immediate hair shedding linked to stress, unlike typical telogen effluvium, and is seeking answers. A suggestion was made to use spironolactone and topical minoxidil to address potential DHT-related shedding.

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Learn

1 / 801 results

learn Tea tree

How does tea tree oil interact with the scalp environment in products designed for irritation, dandruff, or mild hair shedding? Tea tree oil helps reduce irritation and dandruff by balancing scalp microbiota and inflammation.

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