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Author Question: What allows humans to communicate about not just what is observable in the present, but about an ... (Read 28 times) |
In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
Asthma cases in Americans are about 75% higher today than they were in 1980.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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.
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.