If Sapolsky shows you the biology, Lembke shows you the specific trap the modern world has built around it.
Her book Dopamine Nation lays it out: pleasure and pain are on the same teeter-totter in your brain. Every easy hit of dopamine — the scroll, the porn, the bag of chips, the next episode — pushes the seesaw down on the pleasure side. Your brain, trying to keep balance, pushes the pain side up. Equally and opposite.
Result: you end up with more pain than you started with. The high gets shorter, the comedown gets longer, and the world feels flatter when you're not on the drug — whatever the drug is.
Her fix is the opposite of what wellness culture sells. Don't add a 'positive habit.' Subtract the easy pleasure. Sit with the discomfort. The seesaw rebalances. Boredom comes back, and on the other side of boredom, regular life starts to feel like enough again.
It's an uncomfortable read because it names exactly what most of us are doing. Which is also why it's the most useful one for anyone who suspects their phone is making them sadder than it's making them happy.