The Color Wheel. A color circle, based on red, yellow and blue, is traditional in the field of art. Sir Isaac Newton developed the first circular diagram of colors in 1666. Since then, scientists and artists have studied and designed numerous variations of this concept.
Itchy Pekingese - Itching Scratching Series. The Pekingese quite commonly gets allergic skin disease from food allergy or canine atopic dermatitis. This can lead to itching, scratching, chewing and licking which in turn can lead to secondary skin infection with bacteria or yeast. The common skin infection in the dog is caused by Staphylococcus intermedius.
Symptoms & Types. Learn the types of allergies including food allergies, seasonal allergies, pet allergies, and many more. Respiratory Allergies. Spring Allergies There's no cure but you can take steps to curb springtime allergies, from medication to household habits. Summer Allergies Summer allergies are usually triggered by pollen from grasses and weeds. Fall Allergies Ragweed, mold and dust mites are the biggest allergy triggers in the fall. Winter Allergies If you have indoor allergies such as mold and dust mites, you may notice symptoms more during winter, when you spend more time inside. Hay Fever Hay fever, also known as allergic rhinitis, is an immune disorder characterized by an allergic response to pollen grains and other substances.