Yellow fever presents as a serious and potentially fatal infectious illness. Spread primarily through the bite of infected mosquitoes, this disease affects people globally, particularly within regions with a tropical climate and subtropical areas. Symptoms can range from mild to severe, including fever, headache, muscle aches, nausea, vomiting, and

Acne is a common skin condition/problem/issue that can affect people of all ages/teenagers mainly/everyone at some point. It occurs when hair follicles/pores/oil glands get clogged with/become blocked by/are filled with oil, dead skin cells and bacteria/sebum, dirt and bacteria/excess oil and debris. This causes/leads to/results in inflammation/re