Unlocking the Secrets of Your Innate Immune System for Optimal Health and Lasting Longevity – Compiled & brought together – by Dr Harold Gunatillake OAM
Global Health Insights: Empowering Sri Lankans
All the outer and inner surfaces of the human body play a crucial role in the innate immune system. The skin and mucous membranes create a physical barrier that prevents germs from entering the body. Additionally, acids, enzymes, and mucus help inhibit the growth of bacteria and viruses.
Did you know that your thoughts, actions, well-being, and relationships depend on an innate defensive system in your body that works silently to keep you healthy and help you enjoy life? ( In contrast, there is an Adaptive immune system, too) This system, known as the innate immune system, is not just a silent guardian but a crucial factor in maintaining your health and well being. It is a frontline defence against the constant threat of microbes that challenge us daily.
The body has several built-in physical and immune barriers and protection mechanisms in this system. This includes the skin, mucus, stomach acid, which fights intestinal parasites, and macrophages, monocytes, and neutrophils that rapidly destroy a wide range of microbes.
Cytokines and Interferons
The innate system also comprises signalling molecules like interferon and cytokines, crucial for waking up and activating the adaptive system.
Cytokines
These are a group of proteins that occur naturally in the body and are released by immune cells. Cytokines are involved in intercellular signalling and are essential for the immune system.
Interferons
Interferons are a class of cytokines secreted by host cells in response to a pathogen, such as a virus. Interferons are essential for mobilising the immune response to pathogens.
An efficient response from the innate system typically prevents or spreads infections, thereby preventing them from being dangerous.
When the innate system fails to regulate the infection, the body sees diseases such as yeast infections, strep throat, severe flu, upper respiratory infections, diarrheal diseases, skin or soft tissue infections, hepatitis, and meningitis.
Are failures in innate immunity crucial to chronic illnesses like heart and metabolic diseases and life expectancy?
When chronic illnesses are linked to failures in innate immunity, can the results be used to predict solutions to chronic illness problems without increasing the longevity of the elderly?
Among its many roles, the innate immune system is essential in notifying the body of invasion and ensuing tissue damage, as it plays a vital role in activating adaptive immune responses. To appropriately counter invading microorganisms and tissue damage, the innate immune system necessitates a comprehensive appreciation of antigens or foreign invaders. However, in addition to preventing and repulsing infections, the innate immune response should not work too aggressively, a situation that can also bring about autoimmune diseases. The immune system has to work in a balanced way to maintain immune resilience without overreacting. Thus, this essay’s crucial feature is a demonstrated understanding of the innate immune system’s essential functions.
The part played by the ‘Probiotics.’
Recent research in probiotics also sheds some light on the role of the innate immune system in healing wounds from the inside out. Those with higher levels of innate immunity will also show better overall longevity, increased fecundity and fertility, and proportionally reduced ageing and disease. Animal data supports some of these claims in monkeys and mice. There is also rapidly accumulating evidence that suggests that a diet specifically low in fermentable fibre content, so-called “prebiotics,” and live bacteria – in any form – temporarily decreases innate immunity and increases vulnerability to infectious diseases. These vulnerabilities can last up to 15 weeks after the end of the dietary manipulation. While everyone must choose their own diet and lifestyle choices, commercially available companies and researchers should be aware of the state of the science around innate immunity when developing and testing probiotic products as part of a lifelong dietary pattern, a diet and lifestyle high in “good” bacteria or live cultures appear to maintain and bolster innate immunity favourably. Furthermore, it is essential to augment our molecular understanding of cancer and infection to continue practising high-quality healthcare that is compliant with modern standards.
Conclusions.
Over the past 70 years, research has highlighted the importance of the innate immune system in various species. However, funding for this area has been limited, and most of our knowledge is focused on disease states, the consequences of immune dysregulation, and the effects of creating genetic knockouts to eliminate immune components. Despite these challenges, our success in extending health and lifespan through different means suggests that further research would be worthwhile. Achieving reliable health across the human lifespan could provide significant benefits to individuals and society, potentially leading to life expectancies in good health that surpass estimates for those born after the year 2000.
There are three broad strategies to enhance innate immunity for health benefits, each addressing societal needs. These strategies enhance immune processes through dietary and lifestyle modifications, supplementation, and pharmacological intervention. However, addressing these challenges is not straightforward because the innate immune system has evolved to support complex immune interactions. A multidisciplinary approach is our best hope for understanding these systems and developing targeted interventions.
I hope you have gathered much information about your innate immune system to enhance your knowledge on this complex topic.
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