Does Liposuction Have Any Side Effects?

Hi , I am a unmarried woman of 34 years old. I am 130 kgs and 5' 2".Have no medical History.Never had any surgery earlier nor diabetic or nothing. I wanted to go reduce weight, started exercising but my knees hurts a lot and Dieting make me fall sick by weakness. I thought of going for Liposuction but they say it has lost of side effects and can also give Paralysis..As I want to marrry and have kids, Will Liposuction be harmful in future as I am really wanting to reduce and feel healthy. Please suggest as gastoric surgery will not provide sufficient nutrition if i ever get pregnant. please Advice