Firstly, you need to know that lasik surgery is designed for correcting your vision and that is why you can get rid of your bifocals by accepting lasik surgery. Besides correcting your nearsightedness, it can also help correct your astigmatism. However, as you may know, any surgery must contain kind of risk so you need to consider overall before you accept this surgery. But as you also know, a lot of people in the world has done this and most of them are still fine. If you can' t rest assured to do that, then you had better keep wearing your glasses.