I agree with Chris McRee that it is an allergic reaction. Most flu vaccines are produced in chicken eggs, so it could be an allergy to the chicken protein or chicken viruses contaminating the flu vaccine. read more
Most flu vaccines are produced in chicken eggs, so it could be an allergy to the chicken protein or chicken viruses contaminating the flu vaccine. The flu viruses are also foreign protein the body may react to. read more
Same symptoms: The flu shot protects people about 85% of the time and mitigates the symptoms and complications so they would not be as severe as when there is no flu shot. read more
Normal Flu Symptoms. Different strains of the influenza virus cause the flu. You get it when you inhale the germ or pick it up on your hands and then touch your eyes, nose, or mouth. Symptoms usually show up 1 to 4 days later. The flu can be hard to tell from a cold. But it usually comes on faster and is more severe. read more