The vaccine for influenza is effective. It is prepared from killed virus and contains the  virus and one, two or three of the current A strains. Usually, only one injection is needed to stimulate the production of antibodies and immunity should be at its peak a month after injection. However, its effect then tends [...]

Pressing in the left lower area of the abdomen may cause pain in the right side. It is always necessary to carry out an examination of the rectum in cases of suspected appendicitis. Pain is felt in the abdomen when the examining finger presses on the inflamed appendix. Although appendicitis may occur at any age, [...]