I've lost 52 lbs., last year. After new year I got half of them back. I started on dieting and exercising a month ago, losing slowly.
I changed my exercising program from totally cardio to half cardio-half weightlifting. This is much better, I discovered, because losing fat requires a serie of procedure, it seems (explaining roughly):
First, we eat, those stored in our bodies as fat,
Then, weightlift moderate to semi-heavy according to your body type and age so that the stored fat goes to muscles to be burned. Muscles will keep burning fat up to 48 hours, but eventhough you burn fat, you gain muscle weight,
Finally, do cadio to burn more fat caused by excessive breathing due to exercising, because fat is burned out through breathing... yes, breathing:
Here is the scientific fact of breathing: