120 kg is actually not fat at all!
And you are only 16 years old, which is the stage of growth and development.
When you grow taller, you will look symmetrical when you grow taller. Boys should not be too thin.
Like a sparerib team.
If you are too thin, your chest will look ugly.
It's better to practice some muscles and look healthier.
sexy ...
If you really want to lose weight, it is recommended to do aerobic exercise, such as playing basketball.
work
Don't drink a lot of water after strenuous exercise.
Eat full at night, don't eat too much.
Breakfast must be.
If you are not very hungry for lunch, you can eat less and try to eat less instant noodles and puffed food.
Fried food, eat more fruits and vegetables.
Anaerobic exercise such as push-ups or sit-ups will not reduce fat.
But doing push-ups or something will build muscles.
Tighten your meat, and you won't look bloated.
Chest muscles, abdominal muscles and the like. ...
Never go on a diet. Losing weight is unhealthy.
Although sometimes the effect is faster.
But it hurts.
Finally, I wish you good health!