Cervical cancer develops in a woman’s cervix, and almost all related cancer cases are linked to HPV infection. Different genotypes of HPV will lead to diverse diseases, including genital warts (for men and women). Some studies advised that nearly 80% sexually active people will face the threats of HPV infection in their lifetime. HPV infection could incur no significant symptoms, and HPV transmission cannot be avoided even using condoms. HPV Vaccine is prophylactic vaccine that could protect men and women aged 15 or above against HPV infection, allowing the immune system to develop HPV antibodies.
Seasonal influenza is a common respiratory tract infection caused by human seasonal influenza viruses. The influenza viruses could be transmitted through respiratory droplets, and could be latent for 1-4 days. At the onset of influenza, the infected individual will manifest symptoms including malaise, runny nose, headache, coughing, fever and sore throat and etc. In Hong Kong, seasonal influenza is usually prevalent in months like from January to March and from July to August. Quadrivalent influenza vaccine is eligible for individuals aged 6 months or above, and is advised to be taken for comprehensive protection against influenza.