We might be near the end of Cramp Season, but it still shows
up here and there. “Cramp Season?” What is that (you might ask)? Well, I just
made it up. Cramp Season is that time of year when you might see an athlete
writhing on the field, with muscles in spasm.
What is a cramp? If you know, you know. But from a sort-of
medical perspective, a cramp is when a muscle forcibly contracts without an
injury. It most often happens toward the
end of a great physical effort, usually toward the end of the game. And usually
(but not always) in hot weather.
A term has actually been created to define it—Exercise
Associated Muscle Cramps (EAMC). The
dreaded EAMC. You laugh now, but if you
have one, you won’t be laughing.
If you’re that athlete, you think you might die, while that
hamstring or calf muscle spasms up and convinces you that the end is near. For us old folks, it still happens, but a
study that I just made up indicates that it most often happens at night to us
senior citizens.
If you are an athlete, you’ve probably experienced
EAMC. If you’re a spectator, you’ve
surely witnessed it. The athlete is
laying on the ground when someone nearby grabs their leg and holds it straight
up in the air. Somehow, that relieves
some of the spasms.
Why would a muscle cramp like that? There
is certainly a neuromuscular component, but that may just be a protective
mechanism where your body is just telling you that your body has had enough.
Muscle exhaustion is another source of cramps. That one may also be that muscle’s chemistry
telling you that it was not going to cooperate with further activity.
Most of the time, the blame is on dehydration and loss of
electrolytes. Heavy sweating can flush a
lot of essential electrolytes from your system, again creating a mechanical or
chemical response where the muscle goes into spasm. And it just makes sense
that we sweat more in hot weather or with heavy exercise. Put the two together
and the potential for cramping is obvious.
What to do? Well,
immediately it helps to stretch on the muscle involved. That’s why you see
teammates grabbing the leg and stretching it up. Gentle massage helps. Even if you think you’re going to die first,
it will subside.
It’s a whole lot better to prevent cramps. That is done by being in great
shape—conditioning is huge. But even then, it can happen. That’s where
hydration and electrolyte replacement come in. Water is OK, but if you only
hydrate with water, then you might develop a condition known as hyponatremia,
which is where all those essential electrolytes are flushed out of your body. I’ve
seen whole body cramps from hyponatremia.
No, you need sports drinks heavy on electrolytes and not
those that are full of sugar (although some sugar helps those electrolytes get
absorbed better). Before, during, and
after.
And if you are over the worst part of a cramp, you need to
eat something sour. That’s right…sour.
Studies (not mine) have proved conclusively that it is the sour taste
that triggers some neuromuscular mechanism that inhibits the cramp. That’s why some folks swear by pickle
juice—it isn’t the pickles or the juice, but the sour. I use a variety of products but good ol’
fashioned Sweet Tarts may be about as good as anything.
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