Tens of millions of humans, as we know, willingly partake of marijuana, and these differences between rat and human behavior should discourage us from using two rat studies to assert that a) marijuana is addictive in the same way as harder drugs are and b) marijuana primes humans for addiction to harder drugs.
Millions of people take the marijuana drug.
No rat studies have been carried out to investigate marijuana.
A group of large black dogs are wearing muzzles and running.
three girls are at an amusement park
The dogs are in a cage.
Monica's image impacts the president's.
The cyclist is having a conversation.
A man wearing shorts reclining.