Cannabis decreases neurotransmissions. That is why it helps with pain and shacking and contractions, etc. It can also decrease the transmissions of a normal thought process, causing strange thoughts because all the thoughts are not being processed. If you are drinking alcohol at the same time, you create a different effect, same as mixing any other drugs together. cannabis will not damage your liver or brain, or any organs. It does take about 30 days to get it all out of your system. You will never die from cannabis as not one death has ever been reported. Anything can be overdone. Too much Tylenol will kill you. Eating to many calories will kill you too. Cannabis is a wonderful natural plant provided by mother earth. Use it wisely. Use it instead of alcohol if you need to relax. Get to know the different strains. Indicia strains make you want to not move and put you to sleep. Sativa strains are for staying awake, creativity, and will make you feel more paranoid. Mixes are best for most people. There is no philological addition to marijuana, only psychological. There are no withdrawals from marijuana. unlike alcohol.
Take the time to learn about the plant.