#1. What if a simple mental exercise could improve your memory and intelligence?

http://brainworkshop.sourceforge.net/

#2. Dual N-Back Community [ lot of tips: Dual N-Back, Brain Training & Intelligence ]

http://groups.google.com/group/brain-training

#3. Memory hack .. [ Anki is a program which makes remembering things easy. ] http://ankisrs.net/

#4. Medication hacks:

ADHD: http://curetogether.com/blog/2011/02/22/what-patients-say-wo...

Chronic Fatigue Syndrome: http://curetogether.com/blog/2011/02/03/surprising-new-data-...

#5. self-monitoring / Self Tracking

tips: http://quantifiedself.com/

#6. Lonelyness hacking:

http://www.meetup.com/