Titre : |
Skin characteristics following repeated exposure to simulated outdoor and indoor summer temperatures in South Korea and Southeast Asia |
Type de document : |
document électronique |
Auteurs : |
Sue Im Jang, Auteur ; Myeongryeol Lee, Auteur ; Yuchul Jung, Auteur ; Min Kyung Jeong, Auteur ; Ja Hyun Ryu, Auteur ; Beom Joon Kim, Auteur ; Byung-Fhy Suh, Auteur ; Eunjoo Kim, Auteur |
Année de publication : |
2021 |
Article en page(s) : |
p. 352-358 |
Note générale : |
Bibliogr. |
Langues : |
Anglais (eng) |
Tags : |
Elasticité 'Haute température haute humidité' 'Basse faible 'Caractéristiques de la peau' 'Environnement d'été d'Asie du Sud-Est' |
Index. décimale : |
668.5 Parfums et cosmétiques |
Résumé : |
-Background : Although changes in skin depend on the external environment, researchers have performed only a few studies on effect of the actual environment. Most studies have researched skin characterization based on changes in the humidity or temperature.
- Aim/objective : This study aimed to evaluate changes in the skin based on the difference in indoor and outdoor temperatures and humidity during summer in South Korea and Southeast Asia.
- Methods : Twenty-two female participants aged 25–39 years were included. Skin hydration, sebum (cheek, forehead), colour, transparency and pores of the participants were measured after a 30-min exposure to high temperature and high humidity (HTHH) environment and a 30-min exposure to low temperature and low humidity (LTLH) environment. Subsequently, exposure to HTHH environment for 30 min +LTLH environment for 30 min was performed after a total of 1 h and repeated.
- Results : Repeated exposure to HTHH and LTLH environments increased the skin's sebum content and haemoglobin index. Additionally, skin elasticity was significantly reduced, with patients in their 30 s showing greater changes than those in their 20 s.
- Conclusion : Repeated differences in temperature and humidity cause skin ageing, loosen skin vessels and reduce skin elasticity, thereby leading to skin ageing. |
Note de contenu : |
- Participants and environmental condition
- Measurement of hydration, sebum and elasticity
- Measuring skin colour
- Measuring skin haemoglobin index
- Measuring skin transparency
- Measuring skin pore
- Statistics
- Table 1 : Study environments |
DOI : |
https://doi.org/10.1111/ics.12702 |
En ligne : |
https://drive.google.com/file/d/1hq66T_UXH2K-Pg3MtNUA7BxUpJohgG4G/view?usp=shari [...] |
Format de la ressource électronique : |
Pdf |
Permalink : |
https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35902 |
in INTERNATIONAL JOURNAL OF COSMETIC SCIENCE > Vol. 43, N° 3 (06/2021) . - p. 352-358