看A片，男子性容易发生冲动，阴茎、睾丸、前列腺都会充血。平时夫妻性生活结束充血也会自然消退，而看成人网站、色情图片就不一样了，心潮澎湃的时间一般较长，多则一两个小时，少则半个小时。前列腺充血时间过长，缺血缺氧，跟正常的性生活相比消退得又慢，很容易导致炎症。
美女 �?花瓣�?美女_花瓣，陪你做生活的设计师（发现、采集你喜欢的美女图片）
好爽受不了了了要死了”叫声堪比女优某大学英语老师李某某与老公居家啪啪自拍操的真带劲对白超淫荡
体位的改变同样会影响我们体内的血液流动和分布。当我们从躺着的姿势转为坐立或站立时，血液会受到重力的作用而在身体下半部分积聚，导致血管内的血浆流失到器官和组织细胞的间隙，血液中的血红蛋白、红细胞、白细胞和血小板等指标会显著增加。
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特别声明：以上内�?如有图片或视频亦包括在内)为自媒体平台“网易号”用户上传并发布，本平台仅提供信息存储服务。
A片男優主要工作內容就是跟女優做愛，很多人或許覺得是種非常享受的職業，但男優需要長時間進行性行為，有人表示做久了連勃起都有困難。
The proprietress in the "domestic" health Heart has honest pores and skin and wonder, and The shopper finally bought her by recharging as a brilliant member! 9 min
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把有这种条件的鸡巴放进一个活生生的小穴里，肯定会杀死主人，最后以一级谋杀罪名被关进超级监狱！"！
[素人性愛成人影片] 台灣白虎刺青妹酒店開房和大哥做愛自拍，奶子雖小乳暈超大的～
"Domestic" young lady was picked up and fucked in the vehicle just after get off perform, she screamed and climaxed continuously 5 min
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