The effects of cannabis can be felt in different ways and it depends on the amount taken Cannabis could affect driving perception and mood It also affects important systems of the body like the respiratory and reproductive system The effects of cannabis are known to increase with the combination of other drugs Cannabis is a widely used illicit drug that has both long and short term effects on the human body and the brain Cannabis can be found in the dried flowering tops leaves stems and seeds of the Cannabis sativa The chemical called delta 9 tetrahydrocannabinol THC is known to be associated with the way the brain and body respond to cannabis FNP K 2017 Effects on Respiration Regular cannabis smoking can lead to respiratory problems for users that can range from minor irritations and discomfort to serious health threats Although users will experience the effect from the most serious conditions there are common respiratory ailments that affect a large number of users with some symptoms affecting 40 of the user population Moore Augustson Moser Budney 2005 The most self reported respiratory problems include coughing on most days wheezing shortness of breath after exercise nocturnal chest tightness chest sounds without a cold early morning phlegm and mucus and acute and chronic bronchitis Moore et al 2005 Taylor Poulton Moffit Ramankutty and Sears 2000 Effects on Driving The THC in cannabis can impair your ability to drive safely and operate equipment It is also known to increase the risk of falls and major accidents that has been recorded on roads