The region was developed in the 19th century for coal mining. In 1830 the Jackson brothers (Freres FrÃ¨res) jackson built a steel works At assailly in what is now the north Of. lorettehe region was developed in the 19th century for coal mining. In 1830 the Jackson brothers (Freres FrÃ¨res) jackson built a steel works At assailly in what is now the north Of. lorette
But the process does irritate your lungs -- which is why regular pot smokers are more likely to have an ongoing cough and to have lung-related health problems like chest colds and lung infections. Other physical effects of marijuana include: 1  Dizziness. 2  Shallow breathing. 3  Red eyes and dilated pupils. 4  Dry mouth.
Immediate Signs of Weed Use. The most immediate signs of smoking weed are dilation of the blood vessels in the eyes (making them bloodshot), increased heart rate, increased appetite and memory impairment, along with difficulty paying attention or solving problems.