Hot, dry air can burst blood vessels causing nosebleeds, also known as nosebleeds; especially those with weak immunity such as the elderly, young children, sinusitis.
Nosebleeds are common, most are mild, and can be controlled at home. Assoc. Dr. Pham Thi Bich Dao, Department of Ear, Nose and Throat, Hanoi Medical University Hospital, explained that hot and dry air from the weather, fireplace, air-conditioned room, and fire will draw moisture out of the mucosa. nose. Small cracks form in the mucosa causing itching and discomfort leading to bleeding. Nosebleeds are more common in the winter, due to viral and bacterial growth that weakens the immune system.
In the summer, swimmers can be allergic to the chemicals that clean the pool water, leading to irritation, congestion, and nosebleeds. Elderly people with high blood pressure, staying in an air-conditioned room can have a sudden increase in blood pressure. The temperature difference in the room with the outside environment also easily ruptures the blood vessels in the nose, causing bleeding.
According to Dr. Dao, most nosebleeds only last for a few minutes. The way to deal with nosebleeds is to sit up, lean forward slightly, squeeze the wings of your nose, gently squeeze for 3-5 minutes. If bleeding still, do the same but hold longer, start with 5 minutes later, not effective try again in 10 minutes. Some ice can be placed on the bridge of the nose to constrict the blood vessels and reduce blood flow.
In case of squeezing the nostrils three times in a row but the blood still does not stop, the patient should be taken to a medical facility. Never blow your nose forcefully or insert cotton balls into your nose.
To prevent disease, it is necessary to keep the house clean and well ventilated; Limit going outdoors during peak heat hours (from 11am to 14pm). Going outside should protect with sunscreen, sunglasses, hat to limit exposure to sunlight. Limit alcohol intake, which irritates the capillaries in the lining of the nose.
For children, to prevent nosebleeds should drink a lot of water, juice. Children should not be too active in sunny weather, do not play in the sun, do not go barefoot. Increase eating cool green vegetables, limit spicy and hot foods. Elderly people should not walk a lot in the sun, they should rest.
Nosebleeds are frequent and can't be treated at home. Ear, Nose and Throat examination should be done to prevent some other dangerous diseases such as: cancer, maxillofacial trauma, rhinosinusitis
Minh An
