What’s with the red eyes after swimming?

The redness of the eyes of patients after swimming can be seen in normal people, but may also be caused by allergic conjunctivitis, bacterial conjunctivitis, such people should seek medical attention in time to clarify the cause of the disease.
1. Physiological conditions: the water in the swimming pool contains disinfectant components, which can cause irritation to the eyes, resulting in redness, foreign body sensation and other discomforts, which can be relieved after rest.
2. Allergic conjunctivitis: redness of the eyes after swimming may be caused by allergic conjunctivitis due to allergy to the disinfectant powder in the swimming pool. Patients can appear eye itching, conjunctival congestion, eye burning, foreign body sensation and other symptoms, patients should avoid re-exposure to allergens, under the guidance of the doctor on the eyelids of local cold compresses to ease the discomfort.
Patients can also follow the doctor’s instructions to use sodium cromoglycate eye drops and other anti-allergy drugs to relieve eye discomfort.
3. Bacterial conjunctivitis: If the swimming pool does not replace the water in time, it may contain a large number of bacteria, and the patient may develop bacterial conjunctivitis, under the stimulation of inflammation, conjunctival congestion, increased ocular secretion, photophobia, tearing and other discomforts.
It is recommended that patients with significant ocular congestion seek medical attention to assess their condition and follow medical advice.