5. Cold/Flu Symptoms
In very young children and babies, the symptoms of mono are once again slightly different and they tend to be less easy to spot.
In many cases, the symptoms of mono will be very similar to a mild cold or flu with the main symptoms being a sore throat and potentially a fever.
It is thought that the virus is most likely to spread to children if the adults passed it from a previous infection. This means that the ‘amount’ of the virus remaining may be lower, resulting in the relatively mild symptoms.