Every year there are more and more people who have problems with allergies. One of the main reasons is – the wrong way of life. What causes stress, poor immunity. And then at our door knocking, for example, ragweed …
Allergies are one of the biggest health problems of modern times and are steadily increasing. 100 years ago the word “allergy” was not there. Results from a recent British study showed that the number of people who have developed an allergy in the last 25 years are increasing and that for every ten years the number of patients increases by 5 percent. What worries scientists is that the cause of the increase is unknown, ie. unclear.
It is estimated that of allergic rhinitis, the most common respiratory diseases in Serbia affects about 400,000 people. The vast majority of them are struggling with seasonal form of the disease, hay fever. It is interesting that an increasing number of young people allergic to pollen of flowers, grass and trees. But still the first on the list of infamous ragweed (popularly known as ragweed, fazanusa, partisan, and Kraus grass), which is with the seed of red clover that came to us from America. It was first observed in Vojvodina, just after the First World War. Pollination is most intense between July and October, during the flowering.
How to recognize ragweed
Ambrose is a hardy plant height of 150 cm. The stem is straight, branched, covered with hairs. The leaves are opposite, egg-shaped, hairy, feathery multi-lobed. This plant sprouting in mid-April, it flourishes from early July to early frosts. The flowers are in long clusters inflorescences at the top of the stem and branches.
This very invasive weed plant at the end of the nineteenth century came from America in seed alfalfa. Quickly spread to parts of Europe, and now is mostly found in Croatia, Bosnia and Herzegovina, Hungary and Serbia. In our region appeared in mid of the last century, and in the seventies was already considerably spread out, and in the last twenty years is a major medical problem.
Aggressive logs on delicate mucous membranes
Ragweed pollen is the most important inhaled allergen. Pollen grain is round, with spikes and even contains 52 compounds that work allergenicity, including six especially dangerous. Causes allergy in ten percent of the people and the most common cause of pollen rhinitis (50-60%). Almost 80% of children with atopic asthma is sensitized to ragweed pollen. Then there are the allergic conjunctivitis and dermatitis. The highest concentrations of pollen of ragweed in Europe are in the Pannonian Plain. During the day, the highest concentration of pollen is from 5:00 to 10:00 in the morning. Pollen of the plant, which flowers from early July until the end of October, is transferred to more than 100 kilometers. Pollen is hold in the air more than 100 days, with the largest concentration in August and September.
Hay fever is often caused by ragweed pollen. The man has a sense of strong itching in the nose, sneezing, often ten times in a row, from his nose leaks watery secretion.
That hard morning breathing…
Conjunctivitis can occur independently and together with sneezing or obstruction of the airways. The man feels itching and burning sensation in the eyes, whose mucous membranes are red. Increasing watery eyes, and also the eyelids may be swollen.
Atopic asthma is becoming more common, especially in children, with a tendency to increase the number of patients. Problems are most pronounced in the early morning hours, when there is a strike shortness of breath, where patients tend to exhaled air, which makes the visible effort. Breath is short and loud, exhalation extended, and often hear the sizzle chest. The attack usually ends by coughing and expectoration of sputum scarce.
Allergic dermatitis is manifested by itching skin and redness, often with blisters.