Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.
Cumulative change for six personality-trait domains across the life course show distinct patterns.
Morphological differences in shell characteristics and head colouration patterns