Disputing other findings, researchers report there is no direct link between inflammation and depression. The study reports depression may only have a link to inflammation as a result of specific lifestyle features, such as smoking or obesity.
Smokers exposed to individual cigarettes with public health warnings written on them felt the products were offputting and depressing. When surveyed, those who smoke said printing messages on cigarettes would prolong the health message and had the potential to discourage smoking in young people.
Consuming nicotine and alcohol four hours before bedtime causes worse sleep continuity and sleep disruptions. Surprisingly, researchers found no link between caffeine consumption four hours before sleep and sleep disturbances for most people.
Using the Big Five model of personality traits, researchers found smokers were more likely to experience an increase in neuroticism over time. Quitting smoking did not have an impact on altering the negative personality traits.
Meta-analysis finds a two-fold increased risk of developing schizophrenia and psychosis amongst those who smoke tobacco. Researchers speculate nicotine is most likely responsible for the link. They suggest future research looks at the link between e-cigarettes and a possible increased risk of psychosis in young adults, the largest consumer group for the products.
In utero exposure to nicotine could increase the risk of sudden infant death syndrome, researchers report. The findings raise concerns about both smoking and the use of nicotine replacement therapies during pregnancy.
A new study reports those with alcohol addiction who also smoke may be at an increased risk of neural damage. The study revealed higher levels of oxidative stress in the hippocampus, and a a decrease in neurotrophic factor in the striatum and frontal cortex in rats exposed to both alcohol and tobacco.
A new study links prenatal smoking with a significantly increased risk of a child developing ADHD later in life. The study found higher cotinine levels in the mother's blood during pregnancy increased the risk of her child being diagnosed with ADHD three fold.
A new study reports those who smoke 20 or more cigarettes a day have a reduced ability to discriminate contrast and colors compared to non smokers.
Researchers have discovered a link between teenage tobacco use and an increased risk of psychotic experiences, such as paranoia and hallucinations. They report this may be due, in part, to some shared genetic influences.
Researchers have identified over 500 genetic variants which affect the use of, and addiction to, alcohol and tobacco.
Study reports people who experience bullying or abuse have a lower quality of life comparable to those living with chronic health conditions, such as diabetes or depression. The study also reports those who are abused are more likely to develop harmful behaviors such as smoking or binge eating.
