I'm worried about my skin blemishes.

I hadn't really thought about this before, but my skin tone is fine, but I've been worried that I've been getting more blemishes. In particular, I've noticed wrinkles on my forehead, but it feels like I'm also getting blackheads...

I'm using an oil cleanser, but I'm worried because I don't feel like there's any improvement.

I'm really worried because I feel like my skin needs to improve its overall condition.

How can I get rid of skin blemishes?