A study found that physically active older adults had bacterial differences compared to sedentary adults. Mice were colonized with bacteria from the adults; mice with the physically active bacteria had increased grip strength.

In the VITAL study, those who took omega-3 supplements had a reduction in heart attacks. Vitamin D supplementation was associated with a significant reduction in total cancer mortality.

Drinking green, oolong, or black tea 4 times per week for 25 years had positive effects on brain structure on the MRI scans of older adults, leading to the brain processing information more efficiently.

Pancreatic adenocarcinoma (PDAC) tends to be resistant to chemotherapy. Inhibiting GSK-3, an enzyme involved with cancer processes, can make PDAC cells more sensitive to a chemotherapy drug, which may improve survival rates.