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.
Carrots and other red, yellow, orange, and dark-green leafy vegetables contain beta carotene which helps protect the immune system, especially the thymus gland. Beta carotene and other carotenes also strengthen white blood cell production, and foods rich in beta-carotene help the body better fight off infection.