Healing & Natural Remedies

There are many ways to improve your sleep, including supplements and addressing certain nutrient deficiencies, such as vitamin D, vitamin C and vitamin B12 deficiencies — all of which can impact sleep quality. Two commonly overlooked environmental factors that can rob you of sleep — exposure to blue light and electromagnetic fields — are also addressed.

Natural killer (NK) cells are a specific type of white blood cell. They’re an important component of your cell-mediated (innate) immune system and are involved in both viral diseases and cancer. People whose immune cells consisted of 10 to 13 percent NK cells remained disease free after exposure to the flu virus, whereas those below 10 percent became ill. Here are ways to boost your NK cells.