If you have a fever, aches and pains, a yellow nasal discharge and your symptoms improve in about a week, it's probably a cold.

如果你感到发热疼痛，流出来的鼻涕是黄色，并且这样的症状持续一个星期左右了，估计是得了感冒。

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Sinus infection symptoms include thick, yellow, foul-smelling nasal discharge, pain and pressure or pain around the sinuses, and a lingering cold.

鼻感染的症状包括厚的黄色臭味排出物，疼痛和压感或者鼻窦痛，以及长时间感冒。

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A rust or prune juice in nasal discharge colour indicates blood originating from lower respiratory tract.

铁锈色或深紫红色鼻液表示血液来自下呼吸道。

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Symptoms are similar to those felt by humans: a persistent cough, thick nasal discharge and in severe cases, fever and respiratory distress.

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Horse owners have been urged to contact a vet if they spot the symptoms of coughing and nasal discharge.

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