at 29 you can still lose the extra weight you gained. i will say that you start by monitoring your diet.
here are a few things you should follow:
1. cut out all forms of sweets and fried foods
2. reduce or cut down carbs such as rice, roti and bread
3. do basic exercises such as planks, squats, lunges, crunches
4. do skipping
5. run or jog
6. join a gym if you can
7. drink lots of water
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