Free Radicals

Free radicals are atoms, molecules, or ions that possess at least one unpaired electron. These chemicals are highly reactive and unstable, which makes them dangerous to living cells. In recent years, free radicals have been a subject of interest in chemistry due to their numerous implications in biological systems. Free radicals can be found in a variety of sources, including pollution, tobacco smoke, radiation, and certain types of food. When these chemicals come into contact with biological tissues, they can cause damage by stealing electrons from other molecules, including lipids, proteins, and DNA. This process is known as oxidative stress, and it can lead to a range of diseases, such as cancer, heart disease, Alzheimer's, and Parkinson's. However, recent advances in chemistry have led to the discovery of new methods of controlling free radicals. One of the most promising methods is the use of antioxidants, which are compounds that can interact with free radicals to neutralize their harmful effects. Antioxidants can be found in many food sources, including fruits, vegetables, and nuts. Another exciting development in chemistry is the creation of new materials that can absorb or eliminate free radicals. For example, graphene and other carbon-based materials have been shown to be excellent at scavenging free radicals from solutions. These materials could have important applications in medicine, food technology, and other industries. In summary, the study of free radicals is an important area of research in chemistry. By understanding how these chemicals function, scientists can develop new methods of protecting cells from damage and improving human health.


From: Journal of New Developments in Chemistry

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