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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

A Possible Problem with the Anger and Concentration Experiment A Possible Problem with the Anger and Concentration Experiment
Acid deposition is a transboundary problem Acid deposition is a transboundary problem
Trig Problem Trig Problem
Problem Solving – Energy Changes in Chemical Reaction Problem Solving – Energy Changes in Chemical Reaction
Problem Problem
Gravitational Force Due to a Distribution of Mass Problem 1 Gravitational Force Due to a Distribution of Mass Problem 1
Video: Steps of glucose catabolism

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