If you have a Droid, check Netflix's database of devices to see if your system is compatible. The reason for the exclusivity is that Android phones are fragmented, which basically means phone manufacturers and carriers have customized so many types of Androids that each one needs its own app [source: Krazit ].
This can be found in foods such as sunflower seeds, oysters, peanuts, almonds, chickpeas, red meat and liver. Dark chocolate is another food rich in zinc which can be incorporated into the diet to increase white blood cells. Probiotics are also essential if you want to have a healthy immune system.
Fish, chicken and turkey can help the organs that make your cold-destroying white blood cells, she says. Just stay away from fatty things, like a juicy steak or anything fried, since these foods are harder to digest and may suppress your immune system, she says. Flickr photo by bensonk42.