Other common recreational drugs, such as cocaine or crystal methamphetamine (“meth,” “speed”), can leave your body dehydrated and exhausted, as well as lead to skin irritation. It\u2019s so toxic to our bodies that dietitians often recommend that smokers increase their intake of vitamin C. This is because people who smoke require additional antioxidants to combat the negative consequences of smoking.<\/p>\n
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Moderate drinking may produce minimal changes in immune function, although newer studies suggest that even light or moderate use could pose some risks. Heavy or binge drinking, on the other hand, leads to significant suppression of immune defenses, increasing vulnerability to infections and chronic diseases. Chronic heavy drinking is linked with an increased risk of contracting viral infections such as hepatitis B and hepatitis C, which specifically target the liver.<\/p>\n