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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
People about to have surgery must tell their health care providers about all supplements they take.
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.