It is quite possible that as Americans, we could top the century mark for life expectancy for all men, women, and every heritage that calls the US home. What that means is that we must look to the future to make sure that we have in place the resources to meet our needs as we age.
The long-term effects of marijuana include physical, emotional, behavioral and addictive components. including: 1  Lung damage from being smoked. 2  Affects mental status especially leading to schizophrenia, depression and anxiety. 3  Decreased fertility.
Physical Effects. 1  Breathing problems. Marijuana smoke irritates the lungs, and people who smoke marijuana frequently can have the same breathing problems as those who smoke tobacco. 2  Increased heart rate. Marijuana raises heart rate for up to 3 hours after smoking. 3  Problems with child development during and after pregnancy.