The red blood on the face of the baby may be the baby is often in the hot and humid environment, eczema, long time sun exposure, etc., generally will slowly subside by itself. 1. often in the hot and humid environment, due to the baby’s facial skin is very delicate, hot and humid environment will make the baby’s capillary expansion, so the red blood will be very obvious, this time you need to adjust the environmental temperature, to maintain a constant appropriate temperature, usually a few weeks will slowly subside. 2. Eczema can also cause facial redness, is due to the baby’s allergies and external factors caused by a combination of bad factors, such as the baby ate breast milk or milk powder after the condition gradually aggravated, at this time you can change to amino acid milk powder, one year old or so will gradually subside. 3. Prolonged exposure to the sun, due to the baby’s delicate facial skin, fragile, thin stratum corneum, short time to indoor is not easy to recover, if you need to sunbathe, give the child to wear a good hat to avoid the face directly by the direct sunlight, go home and wipe moisturizer to moisturize the skin, protect the skin.