South Africa woke up to the sad news of the passing of a young, beautiful soul, Gontlafetse Sehako also known as Miss Oxygen.

She was suffering from pulmonary hypertension, a type of high blood pressure that affects the arteries in the lungs and the right side of the heart.

Miss Oxyegen became a social media sensation when she opened up about her battle with pulmonary hypertension.

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Tweeps shared their condolences on Twitter under the hashtag #RIPMissOxygen.

Below are some of the tweets: