When you train a muscle in the way that it will be used during a sport, this is called the .

How will health most likely be affected if you follow the recommended guidelines for sleep rest and physical activity

If you or someone you know may have a mental disorder, it's important to discuss this concern with a trusted adult. t or f

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?