你接受了一项写作任务，为英语校报写一篇科技报道。
写作内容：请根据以下内容，介绍国外医疗行业出现的新技术。
内容包括：技术名称：DNA检测
检测方法：唾液样本分析 检测费用：125英镑
检测时常：4—6周
检测用途：（1）预测重大疾病（2）预知食物偏好 （3）提示合适的锻炼方法
检测影响：（1）增强健康意识 （2）容易引起过度焦虑
提示词：唾液样本：saliva sample
Hello,everyone!Today I am going to introduce a new technique of foreign medicine which name is DNA detection.
This detection has a different method:by analyzing saliva sample.If you want to produce this DNA detection ,you need to spend 125 pounds on it.And it takes you 4 to 6 weeks to wait for the result of DNA detection.
What`s more,DNA detection can predict your major diseases and food preference.And also it is able to suggest some appropriate methods of physical exercise.
But DNA detection has two effects on people who was detected by DNA detection.First of all,it can improve our awareness of body health.Secondly,it is easy to cause over anxiety.
In the end,this DNA detection is good for us,I hope Chinese hospital can introduce the DNA detection technology as soon as possible.
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