I just recently joined a gym and was curious if I should work out a specific "area" per day. Such as working out legs one day, then arms the next?

Also, where do I fit aerobics in?

All the information you need is completely mapped out in our Fitrex 12-week programs. Sign up and get your Fitrex membership and your 12-week program. Choose a fitness goal and follow the prompts and you'll get a program fully customized to you.