Immune System
Your immune system naturally changes with age, but there are many ways to keep it strong. This section offers evidence-based guidance, supplement recommendations, and everyday habits to help you maintain robust immunity after 40. Discover how to protect yourself from illness and support your body’s natural defenses year-round.
Top Supplements for Immune Support
Explore the vitamins, minerals, and herbal supplements—like vitamin C, vitamin D, zinc, and elderberry—that research suggests can help maintain a healthy immune system, especially as you age. Learn how to choose the right supplements and use them effectively.
Everyday Habits for a Strong Immune System
Discover daily lifestyle habits—such as nutrition, sleep, stress management, and exercise—that can help keep your immune system resilient and responsive. Get practical tips for integrating immune-supporting routines into your everyday life.
Understanding Your Immune System
Learn how your immune system functions, what can weaken or strengthen it, and how age-related changes may impact your immunity. Empower yourself with knowledge to make informed choices about your health.