Your acquired or adaptive immunity is more developed over time as you're exposed to different infections, viruses, or vaccinations. If you have a weakened immune system, you become more likely to ...

Scientists mapped how the human immune system evolves from birth to old age, revealing key changes that influence health, disease resistance, and aging. Their immune age model could help predict ...

Measles is a highly contagious disease, preventable by vaccines, which can cause serious illness or death. According to the CDC, measles was considered eliminated in 2000, meaning that "there is no ...

Discover how psychoneuroimmunology transforms trauma therapy by addressing the immune system's role in health, regulation, ...

Lymphoid stem cells, which originate in the bone marrow, give rise to the various components of the acquired immune system. Secondary lymphoid tissue is "peripheral" tissue that provides an ...

Scientists have uncovered a mechanism for reinvigorating the immune system to stop it from flagging when it’s fighting ...

One of the immune system's primary roles is to detect and kill cells that have acquired cancerous mutations. However, some early-stage cancer cells manage to evade this surveillance and develop ...

Somatic diversification of receptors is one of many molecular mechanisms that evolved to support the clonally dependent vertebrate adaptive immune system. The cell types and cell communication ...

The active stimulation of the infant's immune system by breastfeeding shapes the ... to his/her own vaccinations due to passively acquired maternal antibodies. Postnatal maternal immunizations ...