The official source for San Francisco 49ers news, schedules, stats, scores and more.

Foam cells articles from across Nature Portfolio Foam cells are a type of macrophage that localize to fatty deposits on blood vessel walls, where they ingest low-density lipoproteins and become ...

We've tested all the latest mattress toppers and rate these 10 as the best to buy in 2025 for every type of bed, whether you need extra cooling, softness, or firmness ...

Best snow foams 2025 In a lather over which foam to use for cleaning your car? We put 20 products through their paces ...

Can't sleep in the summer heat? Don't sweat it. Our sleep experts found the best cooling mattresses to help you stay cool.

We asked fitness experts to recommend the best workout shoes for men that suit a range of activities, from lifting to outdoor running. Here are their top picks.

As the heatwave rolls through, these cooling pillows might be the thing that saves your sleep quality.

Medicare covers various surgical procedures, including knee replacement. Learn about some options for this surgery and how the coverage works out.