It could be mold. Better have it checked out.
Well, first of all if you have four heads, you shoudn't be worried about how many eyes you have. However if you are growing a third eye on your FOREHEAD you should go to an optomitrist.
No, you should not be worried. It is fine.
There are Apartment Referral services or people can hire a broker to find apartments for them. To be an apartment finder yourself you would need to have your own business, etc. It is a growing resource that savvy hunters, especially those who are comfortable searching on the Internet, should not neglect. For a monthly fee these services will provide a list of no-fee apartment rentals as they become available.
Does the friend has the history of stealing. If he does then you should be worried, but if he does not you should not be worried. But to be safe, you can keep you stuff on safe place to avoid excuses.
Go to a dermatologist immediately. Any mole that is growing should be checked out. Try not to worry, but it really needs to be looked at and only a dermatologist can help.
Yes, you should be worried if it was not caused by mosquitoes or falliing.
should i be worried about this bump at the corner of my right ears?
You should never be 'worried' about girls. They are not dangerous, unless you lack self-control.
you should be some what worried because that could mean that you are not socializing him properly.
Depends if you want to be pregnant. If not you should be worried...
The most dangerous type of radiation is Nuclear radiation which is the one that should be most worried about.
At 5'7, you should most certainly be worried.