Answer:
Slow-twitch muscles are able to use oxygen more efficiently than fast-twitch muscles.
Explanation:
Hope it helps! :P
 
        
                    
             
        
        
        
Answer:
Target heart rate is generally expressed as a percentage (usually between 50 percent and 85 percent) of your maximum safe heart rate. The maximum rate is based on your age, as subtracted from 220. So for a 50-year-old, maximum heart rate is 220 minus 50, or 170 beats per minute.
Explanation:
 
        
             
        
        
        
Oh there have been plenty. 
STI's for example including HIV (human Immunodeficiency virus) has definitely boosted the awareness of caution and avoiding risky behaviors in both sexual terms and reducing exposure to bodily fluid via blood in work, or IVDA (intravenous drug abuse) needle sharing. 
Additionally potentially dangerous and very infectious diseases like the Flu have put an emphasis on the very basic disease prevention of washing ones hands, covering your sneezes, wearing face masks during exposure, and getting vaccinated as well. 
And these are merely two examples of how hundreds of disease shaped out infection control protocols and norms. 
        
             
        
        
        
Answer:
C. Wearing SPF 30 or greater suncreen on all parts of her body exposed to sun.
Explanation:
Whether it is cloudy or not you should always wear suncreen because it protects you from the rays of sun. Although you don't feel any different when it is a nice day and the sun isn't buning you, the sun is still affecting you with it's rays. Sunscreen protects you from teh rays. Drinking water is always important, you should always stay hydrated or body shuts down. Wearing light long pants and shirts is always good too, a color that is brighter is better, dark colors attrack the sun. 
 
        
                    
             
        
        
        
Many people would say that pills get rid of anxiety even though they are an option there are several other methods on getting rid of anxiety...
1. Lifestyle Change: Changing your everyday habits can decrease anxiety. You could do cardio for 20 - 30 minutes everyday to relieve the stress of anxiety. Healthy eating habits will give you more energy and leave someone with this illness feeling more energized. 
2. Visiting your doctor when you need to or speaking with someone who you trust.
3. This third method is proven to work so 
- look around the room and find;
  - 5 things you can see
  - 4 things you can touch
  - 3 things you can hear
  - 2 things you can smell 
  - 1 thing you can taste
grounding yourself can help when you feel you have completely lost control of your surroundings 
hope I helped!!!