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Researchers are investigating medicines that selectively kill decrepit cells to promote healthy aging — but more work is needed before declaring them a fountain of youth
New blood assays and brain scans are among the biomarkers revolutionizing clinical trials and changing the way researchers think of the disease. They may soon change the way patients are treated as well.
The body’s defenses lose flexibility and diversity over time, and protective responses to vaccines weaken as well. Scientists are working on ways to boost seniors’ protections against influenza, the novel coronavirus and other pathogens.
A gaggle of biotech start-ups are trying vastly different approaches to spin animal studies into the next big anti-aging therapy. It’s too early to know which, if any, will succeed.
Growing evidence suggests a link between the debilitating neurological illness and the microbes that live in our intestines. The vagus nerve may be a pathway.
VIDEO: Watch a scientific exploration of why old age is often associated with high levels of emotional well-being, even as physiological and cognitive capacity declines
Once considered cellular junk, non-coding RNAs are emerging as key players in everything from brain development to cancer — with much still to be discovered
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