Charles Duhigg, in his research on habits, discovered something fascinating: some habits have a domino effect. When you establish them, other positive habits naturally begin to emerge.
He called them keystone habits or anchor habits.
The domino effect
A study found that people who started exercising regularly, without any additional instruction, also started eating better, smoking less, using credit cards less, and feeling less stressed.
Nobody told them to do those things. They just happened.
An anchor habit doesn't just change one behavior. It changes how you see yourself.
When you run three times a week, you start seeing yourself as "someone who takes care of their health." And that identity influences all your decisions.
Examples of anchor habits
Exercise: The most documented. Improves sleep, reduces stress, increases energy.
Making the bed: Seems trivial, but starting the day with a small victory creates momentum.
Morning meditation: Improves self-regulation, which is the foundation of all other habits.
Habit tracking: The simple act of tracking creates awareness, and awareness precedes change.
Don't try to change everything at once. Find your anchor and let the rest follow.
The power of one
The most common mistake is trying to change too much at once.
The most effective approach is exactly the opposite: a single habit, perfectly established.
When that anchor is solid, the rest will come easier. What will be your anchor?