The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.
In most ecosystems, sunlight provides the ultimate source of energy to power all biological activity
The pressure valve maintains the system pressure and allows excess pressure to vent. The vacuum ...
Female Reproductive System
Female Reproductive System
Finding the derivative using the power rule - Solutions
Finding the derivative using the power rule - Solutions