Habits are a big part of who we are what
we do habitually makes up much of what
we do entirely in fact it's estimated
that up to 70 percent of our waking
behavior
is made up of habitual behavior
people are highly variable and if you
can't form one habit easily it doesn't
mean that you can't form other habits
easily
it takes 21 days to form a habit some
people say 18 some people say 21 some
people say 30 days some people say 60
days so which one is it does it depend
on the habit that one is trying to form
or does it depend on the person that's
trying to form the habit there's a study
published in 2010 first author lally
l-a-l-l-y
this study found that for the same habit
to be formed
it can take anywhere from 18 days to as
many as 254 days for different
individuals to form that habit
so what i'd like to do is to take the
scientific literature of how the nervous
system learns and engages in
neuroplasticity and apply that to habit
formation habit maintenance and
if so desired how to break particular
habits i'd like to give you a particular
tool that's gleaned from the research
psychology literature
with each repetition of a habit
small changes occur in the cognitive and
neural mechanisms as a sodium associated
with procedural memory so i just want to
talk for a second about what procedural
memory is
in the neuroscience of memory we
distinguish between what's called
episodic memory and procedural memory
episodic memory is a recall of a
particular set of events that happened
whereas procedural memory is holding in
mind the specific sequence of things
that need to happen in order for a
particular outcome to occur so think of
it like a recipe or a protocol or if for
the sake of exercise it's like sets and
reps or a particular course that you're
going to run or cycle or the number of
laps you're going to swim and how you're
going to perform it
it's very clear that for anyone trying
to adopt new habits
getting into the mindset of procedural
memory is very useful for overcoming
that barrier that we call limbic
friction how do you do that well
a simple
visualization exerciser doesn't even
have to be done eyes closed you know
oftentimes we hear visualization
exercise you think about sitting in the
lotus position eyes closed
trying really hard to visualize
something doesn't need to be anything
like that it can simply be
if you are deciding to
adopt a new habit to just think about
the very specific sequence of steps
that's required to execute that habit
and i'll use a trivial example but this
could be applied to anything let's say i
want to get into the habit of making
myself or someone else in my household a
cup of espresso every morning
i would actually think through each of
those steps
walk into the kitchen turn on the
espresso machine draw the espresso
walking through each of those steps from
start to finish and turns out just that
simple mental exercise done once can
shift people toward a much higher
likelihood of performing that habit
regularly not just the first time but as
they continue out into the days and
weeks that follow so that's remarkable
to me and the literature is really
robust
so now i'd like to discuss a second and
what i think is perhaps the most
powerful tool for being able to acquire
and stick to new habits
the tool that i'm referring to
is something called task bracketing and
the neural circuits associated with task
bracketing
are basically the neural circuits that
are going to allow you to learn any new
type of habit or break any habit that
you'd like to break
we have in our brain a set of neural
circuits that fall under the umbrella
term of the basal ganglia the basal
ganglia are involved in action execution
meaning doing certain things and action
suppression
not doing certain things
in the experimental realm these are
referred to as go meaning do or no go
don't do certain things
and some of us fall more into the
category of we find it very easy to do
certain things
but harder to not do other things some
people have a lot of no-go type circuits
that are very robust and they have a lot
of behavioral constraint
but they have a harder time getting into
action and some people have a perfect
balance of both but i've never met one
of those people
task bracketing involves a particular
set of neural circuits within the basal
ganglia we have particular circuits in
our brain
that are devoted to framing the events
that happen just before and as we
initiate a habit and just after and as
we terminate a habit
in other words it acts as a sort of
marker for the habit execution but not
the execution of the habit per se
this is very important because
task bracketing
is what underlies whether or not a habit
will be context dependent or not whether
or not it will be strong and likely to
occur even if we didn't get a good
night's sleep the night before even if
we're feeling distracted even if we are
not feeling like doing something
emotionally or if we are you know
completely overwhelmed by other events
if the neural circuits for task
bracketing are deeply embedded in us
meaning they are very robust around a
particular habit well then it's likely
that we're going to go out for that zone
2 cardio no matter what that we're going
to brush our teeth no matter what in
fact brushing our teeth is a pretty good
example because for most people even if
you got a terrible night's sleep
even if everything in your life is going
wrong
chances are unless you're very depressed
if you're gonna leave to work or even if
you're not that you're going to still
carry out the behavior of brushing your
teeth in the morning i would hope so
actually
but you are probably less likely to
perform
particular habits that are
not what you deem as necessary but if
you think about it
brushing your teeth exercise eating
particular foods maybe engaging socially
in particular ways
you are the one that places any kind of
value assessment on which ones are
essential and which ones are negotiable
so task bracketing sets a neural imprint
a kind of a fingerprint in your brain of
this thing has to happen at this
particular time of day so much so that
it's reflexive
while it is important to think about the
sequence of events that would be
required in order to engage in that
behavior that procedural memory
visualization exercise we talked about
before that will help
there is a way also that you can orient
your nervous system toward this tax
bracketing process so that your nervous
system is shifted or oriented towards
the execution of a given habit
so this is sort of like warming up your
body to exercise
when the dorsolateral striatum is
engaged your body and your brain are
primed to execute a habit and then you
get to consciously insert which habit
you want to perform
if you are considering adopting a new
habit or if you are trying to break a
habit it's very useful to think not just
about the procedural
aspects of what you're going to do but
also think about the events that precede
and follow that particular habit and the
execution or at least the effort to
execute that habit
what you're doing is you're casting a
kind of a spotlight or around a bin of
time or a set of events for which
dopamine can be associated what does
this look like in the practical sense
well again i'll just try and use very
simple concrete examples but this could
carry over to anything let's say i were
somebody who has a hard time
getting in that 30 to 60 minutes of zone
2 cardiovascular exercise
mid-morning what i should do
is positively anticipate the onset and
the offset of that session right so
thinking about
leaning into the effort
going out and doing that zone 2 cardio
session and i should think about how i'm
going to feel after so not just thinking
about how great i'm going to feel after
but also thinking about how
hard it's going to be at the beginning
and then trying to reward myself
subjectively for the entire experience
in other words start rewarding task
bracketing in addition to rewarding the
execution of the habit itself
i'll get into the specific tool for
breaking habits
capture the sequence of events not that
led to the bad habit execution
but actually to take advantage of the
fact that the neurons that were
responsible for generating that bad
habit were
were active a moment ago
and to actually engage in a replacement
behavior immediately afterward now this
is really interesting and i think
powerful because i would have thought
that you have to engage in a replacement
behavior
that truly replaces the bad habit
behavior right
that you would have to be able to
identify your state of mind or the
sequence of events leading into the bad
habit but rather
the stage or the period immediately
after the bad habit execution is a
unique opportunity to insert a different
type of what we would call adaptive
behavior but that could be any behavior
that's not
in line with the bad behavior so let's
give an example let's say you find
yourself um you're trying to do focused
work you pick up your phone you're
disappointing yourself for for picking
up your phone
you could of course just put it down or
you and re-engage
and the work behavior but if you were
good at that then you probably wouldn't
have done it in the first place and so
what turns out to be very effective is
to go engage in some other positive
habit now this has two major effects the
first one is you start to link in time
the execution of a bad behavior to this
other good behavior
and in doing so you start to recruit
other neural circuits
other neurons that can start to
somewhat dismantle the sequence of
firing associated with the bad behavior
in other words you start to create a
kind of a double habit that starts with
a bad habit and then ends with a good
habit and that seems to create
enough of a temporal mismatch so that
then recognizing when you're heading
toward the bad habit becomes more
apparent to you so again i want to make
this very very concrete let's say that
the behavior is reflexively picking up
one's phone you do that you think oh
goodness i did it again here's what i'm
going to do you would set that down and
then you would engage in some other
positive behavior that you've deemed
positive and here it's very subjective
so it's hard for me to give an example
that will necessarily make sense to
everybody but perhaps um you're working
on hydration so maybe you go have a
glass of water maybe you um you are
trying to uh do breath work or something
maybe you're you are trying to uh
enhance your language speaking skills
and so you go and you spend five minutes
doing
a particular type of language learning
you literally exit whatever you are
doing and perform that other new
positive habit in the immediate period
right after that even for a short period
of time
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