Herd immunity requires that the majority of people are vaccinated to stop proliferation of disease. Measles, for example, is so contagious that about 90 per cent of people who are not immune will become infected if they come close to an infected person. However, childhood vaccination rates have been falling as anti-vaccine sentiment grows, particularly […]
The majority of vaccinations use an adjuvant to boost their effectiveness and in most cases, the adjuvant is an aluminium salt including aluminium phosphate and aluminium hydroxide. The simplest explanation of how an aluminium adjuvant works is that its injection into the muscle or under the skin produces toxicity, thus providing greater immunity to a […]
The Bordetella pertussis bacteria, which causes whooping cough, is a highly contagious bacterial infection of the lungs and airways which is spread through infected droplets in the air. In recent years, there have been spikes of incidence of this infection, despite a vaccination programme. Symptoms only develop 6-20 days after exposure to the virus. At first, cold-like […]