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While low libido is not usually problematic, it can affect a persons relationships and self-esteem
Nicotine, the main active ingredient in tobacco, initially acts as a stimulant by triggering the release of adrenaline and dopamine, which: Increase heart rate Raise blood pressure Stimulate brain activity This is why smokers often experience an initial rush or sense of alertness and pleasure after using tobacco
Department of Health and Human Services Office of the Surgeon General
Subsequently, various chemokines and growth factors refined by activated endothelial cells and macrophages act on adjacent smooth muscle cells (or their precursor 12), inducing their proliferation and synthesis of extracellular matrix components in the intimal compartment, resulting in fibromuscular plaques [104]