What is the best way to lose weight sensibly over 4-5 months?

I am getting married in 5 months time and want to lose around a stone, and just generally tone up. I've started doing an exercise dvd at home just to get me back into the swing of exercising, but I'd like more options. I am 21, female, and weigh approx 11 stone. Also, how do I do this without defining muscle?

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).