דופמין

http://wakeup-world.com/2015/03/07/how-to-increase-dopamine-the-motivation-molecule/

ותרגום-

http://www.shaharbaron.com/#!%D7%93%D7%95%D7%A4%D7%9E%D7%99%D7%9F-%D7%9E%D7%95%D7%9C%D7%A7%D7%95%D7%9C%D7%AA-%D7%94%D7%9E%D7%95%D7%98%D7%99%D7%91%D7%A6%D7%99%D7%94-%D7%9E%D7%90%D7%9E%D7%A8-%D7%9E%D7%AA%D7%95%D7%A8%D7%92%D7%9D/c1sxh/55018c860cf27b8ab27193f3