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18 results found

Colour Blindness

… means you have trouble seeing shades of red, green, or blue or a mix of these colours. It happens when … eye. Each type senses either red, green, or blue light. You see colour when your cone cells …

Shoulder Problems and Injuries

… weak, or cold, or it may look pale or blue. Acute injuries include: Bruises ( … under the skin and causes a black-and-blue colour that often turns purple, red, yellow, and green as the bruise heals. Injuries to the …

Wildfire: Its effects on drinking water quality

… more information on cyanobacteria blooms (blue-green algae), read HealthLinkBC File #47 Cyanobacteria blooms (blue-green algae) Changes in taste, colour and …

Cyanobacteria blooms (blue-green algae)

… Cyanobacteria blooms are sometimes called blue-green algae. In fact, cyanobacteria can cause … in a range of colours, including bright blue, red, brown and green. You can find …

Arm Injuries

… under the skin. It causes a black-and-blue colour that often turns purple, red, yellow, and green as the bruise heals. Injuries to the … days No Pain for more than 2 days Is the arm blue, very pale, or cold and different from the …

Leg Injuries

… under the skin. It causes a black-and-blue colour that often turns colours, including purple, red, yellow, and green, as the bruise heals. Injuries to the … days No Pain for more than 2 days Is the leg blue, very pale, or cold and different from the …

Coughs, Age 11 and Younger

… child is coughing, does his or her face turn blue or purple? Yes Colour changes to blue or purple when coughing No Color changes … Coughing up blood. Coughing up yellow or green mucus. Symptoms occur more often or are …

Bruises and Blood Spots Under the Skin

… under the skin and causes the black-and-blue colour. As bruises (contusions) heal, they … colours, including purplish black, reddish blue, or yellowish green. They usually heal within 2 to 4 weeks. …

Colour Changes in Nails

… irregular appearance to an uninjured nail. Blue nails may occur as a side effect of a medicine. Blue nails are also caused by problems that … be caused by a medicine or malnutrition. Green discolouration may be caused by bacterial …

Antioxidants and your diet

… C is found in guava, peppers (red, yellow, green), kiwifruit, strawberries, citrus fruits, … and isoflavonols, which are often yellow or blue in colour. They are found in berries … and isoflavonols, which are often yellow or blue in colour. They are found in berries …