<p>[Mental</a> Abilities: Caffeine Helps Women, but Not Men, Stay Sharp](<a href=“http://www.nytimes.com/2007/08/14/health/14ment.html?_r=1&oref=slogin]Mental”>http://www.nytimes.com/2007/08/14/health/14ment.html?_r=1&oref=slogin)
Relax: the subjects of this study were only men and women aged 65 and older (average age: 74). :D</p>
<p>On the other hand, in another study of 50-something-old men and women under mental stress [men responded to the caffeine pills by showing an increase in blood vessel resistance, with no change in cardiac output. In contrast, women showed no change in vessel resistance, and instead showed an increase in cardiac output… Caffeine may have intensified the anxiety and response of the heart in the women, creating the difference in responses seen.](<a href=“http://www.doctorndtv.com/news/detailnews.asp?id=879”>http://www.doctorndtv.com/news/detailnews.asp?id=879</a>)</p>
<p>Why don’t they study the SAT’ers?!</p>
<p>Whatever the results could turn out, there must be something in caffeine for everybody: 3,160 caffeine inspired designs were created for a reason <a href=“click%20me”>url=http://www.cafepress.com/buy/caffeine/-/c<em>667/fpt</em>fhba<strong>db</strong>____<strong><em>brh</em>p</strong><em>e/go</em>0</a>.
Disclaimer: I am in no way associated with that coffee crazed company.</p>