People say they are trying to loose weight but jog only once a week or once in a month. That is not enough at all. You are just playing yourself. yes jogging is good as a light activity because it is a low intensity exercise. Low intensity exercise do not burn much fat. The trick is to do high intensity exercise which help burn fat even after you have finished exercise.
You can achieve a high intensity exercise by lifting weights and high intensity cardiovascular exercise such as sprinting.
And for women lifting weights will not turn you into a man. It is almost impossible for women to get big muscles like men because of the lack of testosterone in women. Testosterone aids in muscle growth. The women that have big muscles take steroids.
The benefits you will get from lifting weights is a toned body, toned backside, toned arms and flat tummy.
So start doing something. Don't wait till saturday before you can start exercising