However, the severity of sclerotic changes in the dermis was somewhat less, there was formation and order of collagen fibers in the reticular layer, where was signifi- cantly more blood vessels and drastically was reduced degree of perivascular leukocyte infiltration
In both cases, the switch from combustible tobacco cigarettes to ENDS exerted similar improvements in endothelial function after one [130] or six [131] months
The greatest fraction of mortality cost, for both active smoking and SHS, is caused by cardiovascular diseases (51.6% and 66.1%, respectively)
The city has invested in various harm reduction programs, such as needle exchange services and supervised consumption sites, to reduce the negative impacts of drug use on individuals and communities

Gastrointestinal Symptoms (Most Common) A landmark study of 133 patients with histamine intolerance found that gastrointestinal manifestations were the most frequent and severe: Bloating present in 92% of patients (rated as the most severe symptom) Diarrhoea or loose stools affects 71-77% of patients Abdominal pain experienced by 68% of patients Postprandial fullness (feeling overly full after meals) 66-73% of patients Constipation 55% of patients Nausea 53% of patients Dyspepsia (indigestion) 69% of cases Early satiety 66% of patients Abdominal cramping 48% of patients Vomiting 25% of patients (in severe cases) Neurological Symptoms The nervous system is particularly sensitive to histamine fluctuations: Headaches affecting 91% of patients with histamine intolerance Dull, symmetrical headaches (57% of cases) Migraine or migraine-like symptoms with unilateral, throbbing pain (53% of cases) Fatigue and weakness reported by 83% of patients Postprandial somnolence (drowsiness after meals) 81% of patients Brain fog and difficulty concentrating 54% of cases Dizziness 53% of patients Muscle twitching or eyelid twitching 61% of patients Research shows that postprandial drowsiness is a particularly characteristic symptom that can serve as an early indicator of dietary lapses in those managing histamine intolerance
