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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.