Freeze: Any other way than unplug the battery?

[flamma at correo.ugr.es]

>> I am having a lot of freezes and the only solution so far has been to
>> unplug the battery. Is there any other way I should be aware of?
>
> you could try (if you didn't already) to hold pwr until the device
> reboots.
>

That has never worked for me. I am afraid to harm the battery or the phone
plugging and unplugging the battery so many times.