Allergy to pollen : any plant allergies fear

Allergy to pollen : any plant allergies fear
Some plants are more dangerous for people with allergies than others.If you have an allergy to pollen, you need to know them in person.

Spring - a time of year when there is usually a surge of seasonal allergies.Trees, shrubs and grasses begin to bloom, their pollen is in the air, and allergic begin the annual ritual of wheezing and sneezing.

Each year about 10 million Russians and 35 million Americans fall victim to seasonal allergic rhinitis, better known as hay fever or polynosis.

Plants Allergy

Hay fever - one of the most common diseases, which affects regardless of gender and age.The number of patients with hay fever varies between countries: for example, in Europe and North America, this figure may reach 24%.

Allergy to pollen - cause of hay fever

Pollen is wind-pollinated plants - the most serious hay fever trigger mechanism.Tiny grains released into the air by trees, grasses and weeds for the fertilization of other plants, are able to penetrate through the epithelium of the nasal mucosa

and into the bloodstream.

wind- blown pollen can spread over many kilometers, and the more it is, the more people will experience "the joys of" hay fever.

number of allergens in the air is directly proportional to the amount of pollen.Intensity of the allergic reactions are generally higher in a dry windy, rainy days, in contrast, the amount of pollen in the air is reduced, because the rain washes allergens.

How are allergic to pollen

result of falling pollen to the respiratory tract becomes inflamed mucous membranes of the nose, nasal (itching of the palate and nose, sneezing, runny nose, swelling, sore throat, cough) - sensation, similar to the common cold.

Sometimes the inflammation process spreads to the sinuses, and then begins the so-called allergic sinusitis occurs even pollen asthma.

Besides defeat of the respiratory system and vision, shortness of breath and choking, it is also possible redness and itching eyelids, tearing, photophobia, skin reactions and even angioedema.

In severe forms of pollen allergy disturbed the functioning of the cardiovascular, digestive and urinary systems.And all this - the result of flowering!However, the symptoms pollinozamogut appear not only in the spring.

What plants to fear if you are allergic to pollen

wind-pollinated plants are divided into three groups:

  1. trees and shrubs (eg, poplar, birch, hazel) - they cause the spring peak incidence;
  2. wild grains (eg, wheat grass) and cultivated (rye, corn) - the reason for the spring-summer pollen allergy exacerbations;
  3. weeds (eg ragweed, wormwood), which have the most pronounced allergenic activity.

Here are some of the biggest culprits of spring allergies.

Trees: alder, ash, aspen, beech, ash-leaved maple, cottonwood, cypress, elm, hickory, juniper, maple, mulberry, oak, olive, palm, pine, poplar, sycamore, willow.

Grass and weeds: timothy, fescue, foxtail, bluegrass, rye, sunflower, corn;Ambrosia (the strongest allergen), wormwood, quinoa, stinging nettle, pigweed white, feather grass, bent grass, and others.

determine the allergenic plant is very difficult, but if you know the flowering plants crafty, you can find out which of them has provoked malaise.

plant

flowering time

alder, aspen, willow, elm, hazel, poplar

15-30 April

birch, maple

May 1-20

Oak

20-25 May

Pine

May 25 - June 5

Dandelion

5-15 June

Koster, foxtail

5-25 June

Lipa

June 20 - July 5

Hedgehog, fescue, bluegrass, timothy, bluegrass

5-25 July

wormwood, quinoa, ambrosia

September 1-15

should be borne in mind that the flowering datescan vary depending on weather conditions.

And that's not all ...

Having identified at an allergy to pollen or mold spores, should be wary of cross-reactions to foods that have a similar structure to the allergen pollen.

food intolerance reactions are basically the same as with hay fever.In rare cases there may be redness of the skin around the mouth, difficulty breathing, difficulty swallowing, swelling of the soft tissues of the face, throat swelling, itchy rash all over the body, nausea, vomiting, abdominal pain, upset his chair.

extremely rare, but still occur - anaphylactic shock, all these reactions often develop shortly after the consumption of these products, sometimes - almost immediately.

cite examples of plants and products that can cause hay fever in the case of cross-reaction.

main allergen

possible allergens in the case of cross-reaction

birch pollen and other trees

Do not eat: apples, cherries, cherry, plums, peaches, hazelnuts, kiwi, pineapple guava, celery, carrots and potatoes, apple leaves better not to touch.Chance of contact dermatitis when cleaning new potatoes or carrots

Cereals

Sorrel, should not eat honey

Wormwood

Dahlias, dandelions, daisies, any sunflowers, all bitmap, a series ofand mother-and-stepmother.Do not eat or to get in the house of citrus.Do not put and do not eat chicory.Should be excluded from the diet of halva and honey

Quinoa

salad and all the varieties of beet

Ambrosia

Asteraceae.You can not eat melon and bananas

However, not only pollen can cause an allergic reaction - it can be a cause of volatile substances that determine their smell.This applies to such strong-smelling plants like daffodils, hyacinths, lilies, roses, stocks, mignonette, lilac.At the first signs of seasonal allergies, avoid them and bouquets at their summer cottage.

Some plants, such as the sleep-grass, anemones, Hogweed secrete essential oils - the atmosphere during flowering or in contact with them.Getting on the skin, they can cause an allergy to the sun's rays - photodermatitis.

Pharmaceutical and cosmetic products containing herbal ingredients can also cause allergic reactions, as well as drugs of fungal origin, such as brewer's yeast and antibiotics.

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