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The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. We are complementing Salman's ever-growing library with user-paced exercises--developed as an open source project--allowing the Khan Academy to become the free classroom for the World.

"Performing short cycle sprints three times a week could be enough to prevent and possibly treat type 2 diabetes, a study suggests. Scientists at the University of Bath asked volunteers to perform two 20-second cycle sprints on exercise bikes, three times per week. After six weeks, researchers in the university's department of health saw a 28% improvement in their insulin function."

ScienceDaily (Apr. 19, 2010) - Some of us need regular amounts of coffee or other chemical enhancers to make us cognitively sharper. A newly published study suggests perhaps a brief bit of meditation would prepare us just as well.

ScienceDaily (Jan. 13, 2011) - It is becoming well accepted that, as well as too little exercise, too much sitting is bad for people's health. Now a new study has found that it is not just the length of time people spend sitting down that can make a difference, but also the number of breaks that they take while sitting at their desk or on their sofa. Plenty of breaks, even if they are as little as one minute, seem to be good for people's hearts and their waistlines.

Medical studies have discovered various factors that enhance the risk of developing prostate cancer. The treatment of prostate cancer can include careful watching and the best ways is to maintain a healthy BMI, cutting down red meat, pan-fried methods of cooking meat, healthy lifestyle with regular exercise and well-balanced diet.

Considering the implications of the singularity is a fascinating exercise. We will be facing choices and available enhancements that require of us quite a bit of imagination if we are to even tentatively understand them. In this article I will raise an issue that I think will confront society at large and ourselves as individuals within the next few decades: Should I go virtual and leave reality behind?

Top prevention tips worth their weight in wits for keeping your mind sharp and to enhance memory.