The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the transfer of carbon dioxide from the blood into the exhaled air.
C. Grantees an injury-free workout.
Avoiding drug use in the first place would be learning about the negative effects drugs have on your mind and body. Avoid situations where peer pressure might be a main factor in you doing drugs. Some barriers that might come up while trying to avoid using drugs would be as previously mentioned, peer pressure situations. If you have an addictions, you might have trouble stopping due to withdrawal symptoms which can cause you to lose control of yourself. Rehab is a great option for people struggling with addiction because it's a drug-free environment.
Answer:
A virus, snakes.
Explanation:
There is called this sickness called “Virus” and it’s in China now. It is most likely known to be dangerous. A Virus can kill you, more like eating everything in your body. It may not be poisoning but it can spread.
Snakes are mostly known for poisoning people. They can bite you with their teeth, and their teeth are filled with a poison called “Venom”. It is very dangerous.
I hope this answered your question! It may not be correct but I hope it surely helps you!