A new study has found it's wrong to believe that men think about sex every seven seconds but, of course, they do think of it more than women do, as the latter think more about food than sex.
http://ummid.com/news/2011/December/01.12.2011/men_love_thinking_abt_sex.htm
http://ummid.com/news/2011/December/01.12.2011/men_love_thinking_abt_sex.htm