Immunity

This study looked at whether taking a probiotic called LP28 can help older adults fight off colds and feel better. 102 people who had at least two colds in the past year took part. Researchers measured cold symptoms and immune cell levels to see if the probiotic made a difference…

Researchers are studying whether immune and inflammatory markers in the blood relate to mood, fatigue, and thinking symptoms in people with major depression. The trial follows 30 adults starting SSRI antidepressants and compares them with 20 healthy volunteers. Participants give …

This completed study in Slovakia examined how psychological factors like resilience, stress, and positive thinking relate to the body's immune system. Researchers measured immune markers in blood and compared them to mental health questionnaires in 700 adults, including people in…

This study looked at whether exposure to PFAS chemicals (found in some water supplies) can weaken the body's immune response to the tetanus and diphtheria booster vaccine. Twenty adults from a community with known PFAS exposure received the vaccine and had blood and saliva sample…