How to meditate like a Zen Master

Punit asked: I’m experiencing lack of interest in everything even in favorite subjects and my memory is becoming weaker. Is this due to lack of sleep?
Can yoga help me?
Also, can any Brain Entrainment software help me?
Plz help me out.Caffeinated Content

Amelie asked: I have the inattentive type of ADD and love to meditate, but have stopped, because I worry that it will slow down my mind, and I need to speed it up. How do I do it? Should I meditate again, or are there games which can help? I also need [...]