World Series: Brewers' pitching fatigue, recovery; expert weighs in

Fox - Milwaukee
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Oct 28, 2026
Video Summary
AI GeneratedThis interview features Chris Geiser, a clinical professor of exercise science at Marquette University, discussing the physical demands and recovery strategies of the Milwaukee Brewers' pitching staff during the postseason. Geiser explains the science behind pitcher fatigue and defends the team's strategic management of their arms.
A lot of people had a lot of strong words
to say after the game as well,
maybe a little frustrated as well,
including with the pitching for the Brewers
and possibly those decisions there.
Some people saying Jacob Mizerowski should have been in.
Some people saying, no, it was the right call.
A lot of things that go into this and a lot
of things that go into decisions like that.
And we know that relief pitching has
been the backbone of Milwaukee's postseason success.
So I actually want to bring in a very special guest, Chris Geiser.
He's with Marquette University.
He's a clinical professor of exercise science
and the program director of athletic training.
So if there's anyone to talk to about this, it's you, Chris.
Thank you so much for joining us here on Fox 6 Now.
Thank you, Maddie.
It's fun to be here.
Yeah, so talking a little bit,
just getting right into it, especially with the relief
pitching, because Abner Uribe,
he appeared in the first six games, Aaron Ashby frequently
throwing multiple innings.
What are the physical limitations of pitcher usage in the playoffs?
Well, anytime you're putting forth a maximal effort like that,
it takes a toll on the body and there's recovery necessary.
These guys aren't throwing half-hearted lay.
They aren't doing submaximal activities. This is a maximal activity.
And so your musculoskeletal system needs time to recover.
And it's a process to go through.
So there's a reason during the long season
that we don't pitch pitchers many, many days
in a row, and especially starting pitchers
who throw a lot of innings take that recovery
time.
I think it's been part of the Brewers' strategy
to try to limit the number of pitches that
guys throw so that they can recover a little quicker.
They don't create as much damage in their arm,
and so it's a little faster recovery.
They can use them a little more often,
and they seem to have a good rhythm going up into
this.
and when we talk about recovery how long is that process
when somebody's in they're on the mound
and they're pitching for several innings how long
do they need to recover before they can go back
out there yeah oftentimes that's pretty individualized
and so the brewers seem to have
a good handle on that and and when they're you
know how long how long guys need to rest and how
long that that uh before they can be effective again
the guy can go out there and and want to
do it while he you know for every for every intents
and purposes have the same effort the
same willpower but your muscles take some damage
when you when you do throw the ball that hard and
that often and so usually it's within
a couple days before that that can they can recover and
throw with the same effectiveness again if it's
been a long outing you look at starting pitchers
they go about every fifth day
or so and that gives their muscles the time to be able to put
forth that maximal effort again
but through the course of the season again you see the toll that
that takes also and i think this year the brewers have had
a pretty good approach of getting guys
rest they gave Misurawski a little rest in the middle of the season
so that he could you know
continue on and be ready for the postseason
that way seems like that's been um they've had the
luxury of doing that because they've had leads in the division
and and have had um the ability to
to get guys fresh for the playoffs
and they've really come into these this last series in pretty
good shape from that that standpoint
but uh 12 innings 13 innings last night was going to take
it's going to take a toll on their staff yeah
that's what i was going to ask because the game
four hours and 20 minutes long it was a marathon i know i
was saying for the fans but especially
for the players do you think that hurts
our pitching arms as we head into game five tonight
i think you could talk to both teams
and both teams are going to be in the same boat there we've
got guys who've been really successful for us
and and um for the brewers i include us as the state
of wisconsin i've been here all my life so um we live
and die with these guys and and luckily they
didn't have to get up and go to work this morning like most
of us did so they can they can recover
a little bit more get a little more sleep than than most of us have
but um they they uh they
have a pretty good awareness of where these guys
are going to be at and their velocity and their
effectiveness some pitchers again they get a little too amped up
and so having a little fatigue in
their arm sometimes makes their their other pitches
a little more effective even if they
lose a few miles per hour on the on the fastball
so um they've been watching this much closer than
the most than most of us have
so they're probably in a good place to make decisions on guys readiness
and their effectiveness, and we have to trust what
the Brewers have been doing, I think,
to make the right choices in that regard.
But I would think that Tampa Bay
is in a much tougher situation than we are
because they haven't had the same success.
They had a longer couple playoff series than the Brewers have,
and our pitching has been pretty successful.
So I look forward to good things tonight.
Yeah, and I know I was asking a little bit about recovery,
and you said it kind of depends from player to player.
but talking specifically about Ashby,
does his background as a starter help him bounce back quick
from these longer outings? Yeah, the body is a magnificent tool.
It's going to respond to the
stresses that you put on it.
So if your arm is used to throwing more innings and throwing harder
over longer periods of time, your skeletal system,
your muscles all adapt to that kind of stress.
And so it's not as big a change on your system
and it's not as big a shock to the system,
if you will and so you recover a bit quicker
and and you're ready to turn it around a little
quicker they've been using him like this all year
and and especially in their relievers they're
used to coming in multiple days once
in a while they'll say this guy's off limits today um and
and that then they know that they've they've reached
a point where he's not as effective and
and um and can't go as much
and in in the postseason here you have the advantage that
you don't have to worry about playing
a hundred more games after this the guys
guys aren't going to get injured
because they're overloading it for many many days in a row we have
we have at most three more games four more games to go
and and uh and uh you know then they all
get a big rest so they can afford to put themselves out there
a little bit more right now yeah that
was going to be my next question
because you were talking about rest in the Brewer strategy which
has been very good making sure these players
do get rest throughout the regular season and then
the postseason but yeah does that strategy change now
that we're looking at only a few more games
left yeah absolutely and that's where it gets
a little bit more of a judgment call because they
haven't asked these guys to do this very often
and maybe they have played with this more than
i realized during the season
and how how's this guy going to do on on multiple innings multiple
days in a row and and maybe they have a better feel
for that and they've watched the velocity
and they've watched the bite on the on the breaking balls
so um that's that's a big question
now um hopefully they have better answers than we
do and and that's why they're that's why they're
in the position they are and we're just sitting back enjoying it yeah
and i know fans are fired
up a lot of people questioning the decisions
that were made last night especially about Jacob
Mizarowski saying why didn't they have him close
it out they could have ended it right there what
was the decision making process in from your perspective
as to why they might have been saving
him for a game five if it were to happen yeah i mean
as an outsider here you never know if a guy's
going to be successful or not and they they might have run
into the same problem in the uh in the
in the last inning that they did last night
with with the pitcher they had Drohan um you know some
of the problems they caused because of errors
and and uh and the pitcher doesn't control that part
of it and so if you end up in a situation where they they pull out
a last second uh victory we
go down to defeat and and then you've got to have
a pitcher the next day that that compromises
Mizarowski the next day he's he's not used
to going multiple days in a row he's not set up to do that
we don't know about his effectiveness there
so that would have been a bigger wild card i think
they have the luxury of having
their two-way starting pitchers ready to go for the next two
games three games if if they need them
to um and and they weren't going to compromise their
advantage in that realm yeah
and i i've been learning a lot about baseball especially this
year because i won't lie i'm not super super attuned
to all of the things but i know that
there is a a part in the box where it shows how
many throws they've gotten at what point because
i know it's like a hundred when you want to maybe switch them out
but when is it a good sign when
you're looking at that number versus what inning it
is how do you know that the brewers are in a
good place pitching wise
when Mizorowski is on the mound well again that's that's fairly
individualized pitcher to pitcher
but um they they have numbers on on when these guys become
less effective they also look
at how many times they've faced each hitter so if the guy is
effective and he's not gone through the lineup three
or four times, they might switch someone
out a little quicker or leave him
in a little bit longer depending on the situation. So
each pitcher is a little different.
It seems like their strategy in the postseason thus far has been
to pull the starter a little bit quicker
and not let him get into a place of deep fatigue.
And I wonder if that's going to change a little bit
in the next game or two, because if their
starting pitcher is being effective, that could be it.
They could be done with the series here,
and maybe they'll let him go a little longer.
But we're really not looking at Mizorowski coming in
to any great extent after this game.
So I would expect if he's effective,
they're going to leave him in there quite a ways that way.
Sure. And kind of looking at this World Series run,
anything surprised you from your perspective
with that athletic trainer background,
having that position at Marquette
and studying this and teaching about it
in the strategy of what you've seen
so far any of the pitching changes anything that's been like
huh i wasn't expecting that not really again i'm
also a big brewer fan so i've been watching them
all year and they do what they do and they seem
to have a really healthy perspective on the game
and i uh everything from how they're treating
the players physically to how they're approaching the
games mentally seems seems really sound and and uh
and i'm really proud to be a part of this state
and I'm glad to see that they're doing what they're doing.
So I have nothing but compliments and confidence
in that they're doing everything that they can
to bring home a championship.
Yeah, it is really such a cool time to live in Wisconsin
and cheer for this team.
And I agree, they've done a great job.
This program has done an incredible job,
especially during this post-season run.
So we're hoping that it gets done in five,
but we'll have to see.
Chris, thank you so much for joining me here on Fox 6 Now.
Hopefully if we do end up talking again,
it'll be when the brewers are world series
champions we appreciate you yeah we can both
we can both wear our world series championship
t-shirts next time yes absolutely and hopefully
we can get our hands on them
for sure uh we appreciate it chris we'll have to check in
after the game
