Definitely not! There are several things you can do to lighten or remove dark spots/hyperpigmentation:
1. Home remedies - If you search the Internet, you'll find lots and lots of home remedies that can help lighten skin, some ingredients you can find in your kitchen or refrigerator. But the...
I really recommend that you go to an ENT specialist. I know snoring is a bit of a common thing but it could also be a sign of something that could lead to sleep apnea or even heart problems. My dad used to see Dr Lau Chee Chong at Mount Elizabeth Centre. There's no harm in getting checked. :)