Answer
Sports,bike riding, driving, dirt bike racing
Because it helps you from breaking a bone
A - Never sign on with individuals who won't provide their names, addresses, phone numbers, and credentials.
The blood levels should check for the acetylsalicylic acid because aspirin is a blood thinner. I know because I take only a baby aspirin for a condition I have and I still bleed easily.
Could be all of these but if I had to choose one, I would go with. Behavioral signs. Hope this helps.
1. Depression because they are more likely to do drugs in an attempt to escape from reality or make themselves feel better.
2. Peer Pressure because they may want to look cooler in front of their friends or family.
3.For fun or out of curiosity because maybe that person did not know the risks of it that they could possibly end up with lung cancer and die.