Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
How to solve optimization problems in calculus (Part 1)
How to solve optimization problems in calculus (Part 2)
How to solve two inequalities at once (Part 2)
How to solve equations that contain cosine using special triangles (Part 1)
Physics - Motion (Please help me solve these problems, I really need help)
X^4-2x^3-3x^2+4x+4=0 Solve the following equation