Mention any two symptoms of each of the following allergies:

1. Hay fever
2. Dust allergy
3. Nettlerash
4. Eczema
5. Asthma

1. Two symptoms of hay fever are:
   1. Runny nose
   2. Itchy eyes, mouth or skin
2. Two symptoms of dust allergy are:
   1. Sneezing
   2. Wheezing or coughing and shortness of breath
3. Two symptoms of Nettlerash are:
   1. Raised itchy bumps on skin, which are either red or skin coloured.
   2. They resemble bug bites and can appear on any area of the body
4. Two symptoms of eczema are:
   1. Itching of skin
   2. Redness of skin
5. Two symptoms of asthma are:
   1. Persistent coughing that worsen at night or early in the morning.
   2. Shortness of breath or difficulty in breathing.