Acne is a common skin condition that can affect people of all ages. It occurs when hair follicles become clogged with oil and dead skin cells. This can lead to sitio web the formation of pimples, whiteheads, blackheads, and cysts. Acne can be triggered by fluctuating hormones, stress, certain medications, and diet. Understanding the causes of acne

Pneumonia is a/happens to be/presents as an infection that inflames the air sacs in one or both lungs. These air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, breathing problems, and sharp pains in the chest. Pneumonia can be caused by a variety of organisms, including bacteria, viruses, and f