If you’re busy, the short answer is “No, not particularly.”
If that still leaves you with niggling suspicions about phantom epidemia waiting to explode, there are plenty of good sceptic websites which do a very fine job of clearing away those mythical cobwebs left by the prohibitionist propaganda elves of yesteryear.
Alternet discusses how cannabis laws drive people to the more dangerous options – legal alcohol and tobacco.
If there is any danger from THC, it’s almost always reduced by upping the ratio of CBD to THC in the medication.
[Edit: Lest we forget the legal alternatives]