A study on smoking and its effects on the human body

This article has been cited by other articles in PMC. Abstract With the advent of nicotine replacement therapy, the consumption of the nicotine is on the rise. Nicotine is considered to be a safer alternative of tobacco.

A study on smoking and its effects on the human body

There are no safe substances in any tobacco products, from acetone and tar to nicotine and carbon monoxide. They can affect your entire body. Smoking can lead to a variety of ongoing complications in the body, as well as long-term effects on your body systems. While smoking can increase your risk of a variety of problems over several years, some of the bodily effects are immediate.

Learn more about the symptoms and overall effects of smoking on the body below. Share on Pinterest Tobacco smoke is incredibly harmful to your health. Cigarettes contain about ingredients, many of which can also be found in cigars and hookahs.

When these ingredients burn, they generate more than 7, chemicals, according to the American Lung Association. Many of those chemicals are poisonous and at least 69 of them are linked to cancer. In the United States, the mortality rate for smokers is three times that of people who never smoked.

While the effects of smoking may not be immediate, the complications and damage can last for years. The good news is that quitting smoking can reverse many effects.

Central nervous system One of the ingredients in tobacco is a mood-altering drug called nicotine. Nicotine reaches your brain in mere seconds and makes you feel more energized for a while.

A study on smoking and its effects on the human body

But as that effect wears off, you feel tired and crave more. Nicotine is extremely habit-forming, which is why people find smoking so difficult to quit. Physical withdrawal from nicotine can impair your cognitive functioning and make you feel anxious, irritated, and depressed.

Withdrawal can also cause headaches and sleep problems.

CDC - Fact Sheet - Health Effects of Cigarette Smoking - Smoking & Tobacco Use

Over time, this damage leads to a variety of problems. Along with increased infections, people who smoke are at higher risk for chronic nonreversible lung conditions such as: Increased mucus production right after quitting smoking is a positive sign that your respiratory system is recovering.

They also tend to have higher rates of pneumonia and bronchitis. Cardiovascular system Smoking damages your entire cardiovascular system. Nicotine causes blood vessels to tighten, which restricts the flow of blood. Over time, the ongoing narrowing, along with damage to the blood vessels, can cause peripheral artery disease.

Smoking also raises blood pressureweakens blood vessel walls, and increases blood clots. Together, this raises your risk of stroke. Exposure to secondhand smoke carries the same risk to a nonsmoker as someone who does smoke.

Risks include stroke, heart attack, and heart disease. Integumentary system skin, hair, and nails The more obvious signs of smoking involve skin changes. Substances in tobacco smoke actually change the structure of your skin. A recent study has shown that smoking dramatically increases the risk of squamous cell carcinoma skin cancer.

Smoking increases the likelihood of fungal nail infections. Hair is also affected by nicotine. An older study found it increases hair lossbalding, and graying. Digestive system Smoking increases the risk of mouth, throat, larynx, and esophagus cancer.

Smokers also have higher rates of pancreatic cancer. Sexuality and reproductive system Nicotine affects blood flow to the genital areas of both men and women. For men, this can decrease sexual performance.

For women, this can result in sexual dissatisfaction by decreasing lubrication and the ability to reach orgasm.Tobacco use has predominantly negative effects on human health and concern about health effects of tobacco has a long history. Research has focused primarily on cigarette tobacco smoking..

Tobacco smoke contains more than fifty chemicals that cause cancer. Tobacco also contains nicotine, which is a highly addictive psychoactive grupobittia.com .

Oct 10,  · All this research is still developing, and it’ll be a long time before we know anything for sure about weed’s effects on the human body. Still, it’s good to know where the science is grupobittia.comon: 4 New York Plaza, Smoking is an addiction that can cause many damages to the human body.

CDC - Fact Sheet - Health Effects of Cigarette Smoking - Smoking & Tobacco Use

Most people smoke because of stress and problems going on in their lives. Most people . Smoking leads to disease and disability and harms nearly every organ of the body.

More than 16 million Americans are living with a disease caused by smoking. For every person who dies because of smoking, at least 30 people live with a .

Marijuana is a combination of shredded leaves, stems and flower buds of the Cannabis sativa plant. Marijuana can be smoked, eaten, vaporized, brewed and even taken topically, but most people smoke it. The Effects of Smoking on the Body Medically reviewed by Judith Marcin, MD on May 9, — Written by Ann Pietrangelo and Kristeen Cherney No matter how you smoke it, tobacco is dangerous to.

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