A combination of anemia and weak muscles in older people increases the risk of death in ten years by 64% for men and by 117% for women.

Electrical brain stimulation for 20 minutes on four consecutive days improved working memory and long-term memory in individuals 65 years and older for at least one month.

People have historically thought that non-nutritive sweeteners—both artificial and natural—have no effect on the human body, but research suggests they affect the gut microbiome and glycemic response.

The chemokine protein CXCL9, which promotes bone-resorbing osteoclast formation, is linked with a higher risk of hip fracture in men.