1. ʯ���Ӵ�ѧҽѧԺ���½�ά�������������ҽԺƤ����
2. �½�ά�������������ҽԺƤ����
3. �½�����������ҽԺ

��ժҪ�� Ƥ�����ϻ����ɻ������أ������������߳�����������Ƥ����۵ĸı䣬Ӱ�����۲������Ƥ������أ�������ΪƤ����ǰ���䡢Ƥ������DZ��Σ�����ض��ܵ��߶ȹ�ע����ҩ���������������������������⣬������Ƽ����ѹ㷺����Ƥ�����ϻ������ƣ�����Чȷ�С�����ʡʱ������С����ΪƤ�����ϻ���������Ҫ�ķ�����

Xu Lina*, Feng Yanyan, Pu Xiongming. *Shihezi University School of Medicine, Shihezi 832000, Xinjiang, China Corresponding authors: Xu Lina, Email: 601774629@qq.com; Pu Xiongming, Email: puxiongming@126.com ��Abstract�� Skin photoaging manifests as skin appearance changes induced by environmental factors, especially long-term exposure to ultraviolet. It affects cosmetic appearance, is related to various kinds of dermatoses, and even is a potential risk factor for precancerous skin lesions and skin cancer. So, great attention has been given to skin photoaging. Besides medicines, cosmetic surgery and filler agents, photoelectric techniques have been widely applied to the treatment of skin photoaging. Due to definite efficacy, time-saving operation and small damage, these techniques have become a most important choice of treatment for skin photoaging.

�½�ά�������������ҽԺԺ����Ŀ