1, slight anemia may appear in the body in a short time after blood donation. Patients can eat more foods with blood enriching function, such as animal blood products, liver, meat, red dates, spinach and other foods.

2. Pay attention to rest during the period to avoid catching a cold. If it is a normal blood donation, it generally has little effect on the body. By hematopoiesis through bone marrow and spleen, the relative anemia that appears in a short time will be alleviated.

3. If the patient is a patient with hypotension or anemia, blood donation is generally not recommended. After blood donation, there may be obvious adverse reactions, such as dizziness, fatigue and pallor.