How will phone covers protect your iPhone?

Not directly, although Zagg sells a product called invisible shield that protects your cell phones screen from damage. It is strong enough to be jabbed by a key and still withstand damage.

It really depends on opinion, since there are good covers that look unappealing, while others look attractive but it is not very effective. I would consider InvisiSheild the best phone cover, since...

Phone skins have two main purposes: to make your phone look "cool" and "stylish", and to protect your phone, so yes, phone skins do protect your phone. Though personally, I recommend rubber like...

No not from water. It's just good for protecting it from breaking, in case you drop it.

Yes, iPhones are definitely phones. It's in the name. But an iPhone has a lot more functions than a regular phone does. Imagine an iPod Touch with a phone, messaging and picture messaging. There is...