Not Just the Rainy Season! 'Hair Moisture Exhaustion' Continues Into Summer: Straine Conducts Fact-Finding Survey | Nearly 80% Experience Hair Troubles in Summer, 94% of Hairdressers Notice Increased Consultations

Ai Robotics Co., Ltd. conducted a survey targeting 400 women and 100 hairdressers through its straight hair care brand 'Straine' to clarify the reality of hair troubles during the high temperature and humidity season from the rainy season to summer. (Conducted on May 25, 2026 / Internet survey)

In recent years, due to the overlapping effects of not only the rainy season but also prolonged extreme heat, the period of suffering from hair waviness, spreading, and unmanageability has been prolonged. This survey revealed the reality of 'hair moisture exhaustion,' which makes hair difficult to handle from the rainy season to summer, and the importance of hair care during the high temperature and humidity season as considered by hairdressers.

Survey Summary

- 79.8% of women feel 'difficulty in managing hair' not only in the rainy season but also in summer. Hair troubles tend to be prolonged. - 94.0% of hairdressers answered that 'consultations regarding hair troubles increase' during the high temperature and humidity season. - 63.0% of women revealed that they 'cannot solve' their hair troubles from the rainy season to summer with their current measures. - 83.0% of hairdressers answered that just smoothing the hair surface is 'insufficient' for a fundamental solution. - 65.0% of hairdressers suggest 'reviewing shampoo and hair care products according to the season' from the rainy season to summer.

Survey of 100 Women and 100 Hairdressers! Hair Condition in the High Temperature and Humidity Season

Hair Troubles Prolong from Rainy Season to Summer. 94.0% of Hairdressers Also Notice 'Increase in Consultations' When 400 women were asked about the difficulty of managing their hair from the rainy season to summer, 41.8% answered that they feel it 'almost every day.' Furthermore, 79.8% felt difficulty managing their hair not only in the rainy season but also in summer, showing the reality that hair troubles continue throughout the high temperature and humidity season.

Furthermore, 94.0% of hairdressers answered that 'consultations regarding hair troubles increase' from the rainy season to summer. Among them, 60.6% feel that the consultation period is 'prolonged' compared to a few years ago.

Overlapping with not only the rainy season but also the effects of extreme summer heat and guerrilla rainstorms, it has become clear that hair troubles during the high temperature and humidity season are not temporary but prolonged.

'Hair Moisture Exhaustion' Affects Not Only Appearance But Also Mood and Behavior 63.0% Answered They 'Cannot Solve' Hair Troubles from Rainy Season to Summer When 400 women were asked about the impact of days when their hair doesn't set as desired due to humidity, 'motivation drops every time I look in the mirror' (80.8%) was the most common. This was followed by 'losing confidence in myself' (77.5%) and 'not wanting to be in photos or post on SNS' (74.5%), showing that hair troubles affect mood, personal impression, and confidence. Furthermore, about 70% answered that it 'makes it a hassle to meet people' (69.0%), making it clear that 'hair moisture exhaustion' affects not just appearance problems but also behavior for the day.

As countermeasures against 'hair moisture exhaustion,' 'using leave-in hair oil/milk' (34.8%), 'carefully straightening with a hair iron' (32.5%), and 'devising ways to dry and blow-dry hair' (31.5%) ranked highest. On the other hand, 63.0% answered that they 'cannot solve' hair troubles from the rainy season to summer with current measures. The most common unresolved trouble was 'waviness and spreading' (70.2%), revealing that self-styled care such as oil, iron, and blow-drying alone is not enough to cope.

80% of Hairdressers Answer Superficial Countermeasures Are Insufficient Reviewing Home Care and Hair Care Tailored to Hair Type Become Important In the hairdresser survey, 83.0% found that just smoothing the hair surface with styling products is 'insufficient' for a fundamental solution to hair troubles in the high temperature and humidity season.

Also, 91.0% said 'choosing shampoo and treatment at home is important' to maintain the effects of salon treatments, making the importance of daily in-bath care clear.

Actually, 65.0% of hairdressers suggest seasonal changes of shampoo and hair care products to customers from the rainy season to summer.

When asking those who frequently make suggestions about review points, 'items that balance the inside of the hair' (32.3%) and 'items that can repair damage' (30.8%) ranked highly. The importance of care that is conscious not only of the hair surface but also the inside has become visible.

Finally, 71.0% of hairdressers felt that hair troubles from the rainy season to summer differ depending on hair type. Furthermore, 77.0% answered that just recommending the same hair care for 'normal to thick hair' and 'thin hair' is insufficient. As a countermeasure for hair troubles in the high temperature and humidity season, it is considered important not only to temporarily smooth the hair surface but also to review daily shampoo and treatments according to the season and hair condition.

<Hair Diagnostician Explains! What is the 'Hair Moisture Exhaustion' Countermeasure Hair Care for the High Temperature and Humidity Season> In this survey, many