Choosing the "best" mattress depends on your personal preferences, sleeping position, and specific needs such as support for back pain or temperature regulation. Here are some highly-rated mattress types and brands that cater to different preferences:

1. Memory Foam Mattresses:

- Best for: Side sleepers and those who need pressure relief and contouring support.

- Popular brands: Tempur-Pedic, Casper, Nectar.

2. Innerspring Mattresses:

- Best for: Those who prefer a traditional bouncy feel and strong edge support.

- Popular brands: Saatva, WinkBeds.

3. Hybrid Mattresses:

- Best for: Those who want a balance of support, bounce, and pressure relief.

- Popular brands: Purple, Leesa, Brooklyn Bedding.

4. Latex Mattresses:

- Best for: Those who need durable support and prefer an eco-friendly option.

- Popular brands: Avocado, Zenhaven.

5. Adjustable Mattresses:

- Best for: Those with specific medical needs or who want customizable firmness.

- Popular brands: Sleep Number, Reverie.

To find the best mattress for you, consider factors like:

- Firmness: This is subjective and depends on your sleeping position and weight.

- Temperature Regulation: Some mattresses have features to keep you cool.

- Motion Isolation: Important if you sleep with a partner.

- Edge Support: Reinforced edges prevent sagging.

It's also a good idea to read reviews and, if possible, try out mattresses in a store before purchasing. Many online retailers offer trial periods with easy returns if the mattress doesn't suit you.