How does antibiotic resistance happen?

Antibiotic resistance occurs when bacteria change in a way that reduces the effectiveness of drugs, chemicals, or other agents designed to cure or prevent infections. The bacteria survive and continue to multiply, causing more harm.Apr 17, 2015 read more

Antibiotic resistance can work through several different mechanisms from altering the cell wall structure to make it impermeable to the drug to altering the genetic code of enzymes within the cell to make them less susceptible to the drug. read more

Some resistance occurs without human action, as bacteria can produce and use antibiotics against other bacteria, leading to a low-level of natural selection for resistance to antibiotics. However, the current higher-levels of antibiotic-resistant bacteria are attributed to the overuse and abuse of antibiotics. read more