The Rising Threat of Antibiotic Resistance

For much of human history; it was normal when a simple cut, a routine surgery or a common infection became deadly. The discovery of Penicllin changed everything, saving millions of lives and treating once-fatal bacterial infections. However, this medical revolution is now under threat due to a growing problem of antibiotic resistance.

Antibiotics are drugs that fight bacterial infections by killing bacteria or stopping them from reproducing. They are essential in modern medicine, used in various medical procedures and treatments. Yet antibiotics only work against bacteria and using them without medical supervision can cause serious issues.

Antibiotic resistance occurs when bacteria evolve in ways that allow them to survive exposure to antibiotics. This is a natural process driven by evolution. When an antibiotic is used, most bacteria die, but the resistant ones survive. Then multiply, passing their resistant traits to future generations. Therefore, within any bacterial population there may be a few bacteria with mutations that make them less affected by antibiotics.

Human behaviour has greatly accelerated this process by overusing and misusing antibiotics. Such as taking them to try treat viral infections, not completing prescribed treatments or using them excessively in agriculture. These behaviour create the ideal conditions for resistant bacteria to develop and spread.

One of the most concerning aspect of antibiotic resistance is that it can spread between people. That means the misuse of antibiotics does not only affect the individual using it. Resistant bacteria can spread like any other bacteria; through direct contact, respiratory droplets from coughing or sneezing, contaminated surfaces, food and water.

Another concerning ability of bacteria is related to the process of Horizontal Gene Transfer which makes the bacteria be able to exchange genetic material, including genes that provide resistance to antibiotics. This means that any kind of bacteria can learn to resist from each other.

The consequences of this growing problem are severe. Infections that were once treatable are becoming harder to cure. Medical procedures that rely on effective antibiotics such as surgeries and cancer treatments are becoming riskier. Without reliable antibiotics, minor injuries and infections may become life threatening again. Unlike sudden outbreaks, antibiotic resistance spreads quietly, driven by everyday actions. The question we must consider is whether we are prepared to act against it before it is too late.