Couples are matched with DNA test: Dating sites claim>>>>

Dating sites have said that can tell if couples have the same chemistry by their DNA through the saliva. According to the sites, The samples of the customer's spit are collected and tested for dopamine, serotonin and oxytocin to assess how they handle risky and emotional situations and deal with empathy. Scientists say it may be the way forward when it comes not only to choosing the ideal mate, but having the perfect children.
This sites include  GenePartner and SingldOut. According to Dr Sara Seabrooke,  the test shows the compactibility between you and the person. The DNA experiment was carried out by Claus Wedekind in 1995. Eric Holzle, a former engineer who runs the DNA dating site ScientificMatch, we are more likely to produce healthier children. The study which is referred to as 'Sweaty T-Shirt Experiment' involved female participants who were given t-shirts worn by men for several day and asked to rate how sexy they thought the men were. According to the research, the findings revealed a link between the smell of the t-shirt and the attraction between the lady and the man in question. The research concluded that DNA affects our relationships and that we subconsciously seek out partners with 'compatibility genes The site claims that genetic compatibility can result in an increased likelihood of forming an enduring and successful relationship, a more satisfying sex life and higher fertility rates.
Source: http://dialymail.co.uk/