6CHAPTER 4
24CHAPTER 18
7Why Smart Men Still Lose Control
25CHAPTER 19
8CHAPTER 5
26CHAPTER 20
9The Digital Drug
27CHAPTER 21
10CHAPTER 6
28CHAPTER 22
11Dopamine: The Molecule of Desire
29Lasting Longer Naturally
12CHAPTER 7
30CHAPTER 23
13CHAPTER 8
31CHAPTER 24
14CHAPTER 9
32CHAPTER 25
15CHAPTER 10
33CHAPTER 26
16CHAPTER 11
34CHAPTER 27
17CHAPTER 12
35The 90-Day Rebirth
18CHAPTER 13
36CHAPTER 28
