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Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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Erection Self-Test
Results and Values
What do the test results mean?
Normally, the ring of stamps is broken. This indicates that a nocturnal erection has occurred. If the ring of stamps is not broken, then no erection has occurred. This inability to achieve an erection at night may be due to physical causes rather than psychological.