If I use correct technique...

[lethalfang]

Will I be able to avoid cell phone elbow?
Will equipment help? Or should I get coaching?

 

[Deuce]

It's all in the balance.
Use lead tape liberally to find your correct balance point.

But be careful - if the radiation doesn't kill you, the lead poisoning will.

 

[spaceman_spiff]

The old school phone grip tends to cause CPE.

Those with extreme grips tend to suffer much less often, but their extreme grip tends to cause greater muscle fatigue.

So, get in shape and twist that grip around.

 

[zacinnc78]

some weaker users may be better off learning the 2-handed technique
but yes ,you want to use a compact "take back"and try not to break the wrist(keep the wrist "layed back") too often during texting and dialing

 

[acehole]

always make sure to turn your shoulders and point your off hand at the tower.

 

[lethalfang]

Although, I think I should be pretty safe from cell phone elbow, because I don't believe in marketing hype from the cell phone vendors and their new gimmick every year mesmerized as "technology."
I use classic stuff, true quality. This one is manufactured by St. Vincent: