Medical Minute: Pros And Cons Of Caffeine

Caffeine is the most commonly used drug in the world. more than 90 percent of adult Americans consume caffeine regularly.

However, there are both benefits and risks when it comes to using this popular stimulant.

It perks you up and boosts energy, but what are the benefits and drawbacks of caffeine?

(On the positive side, caffeine may improve your performance during endurance exercise. It may also boost weight loss by temporarily suppressing your appetite and helping your body make more energy when digesting food. Research from Johns Hopkins shows it also may sharpen your long-term memory. One study found that caffeine applied directly to the skin of mice helped prevent UV light from causing skin cancer. Beverages that contain caffeine, like coffee, contain powerful antioxidants.

Various studies have found coffee consumption may lessen your risk of developing certain cancers, diabetes, stroke, Parkinson’s disease, and other medical conditions. But – too much caffeine can have negative consequences.

Caffeine may also affect fertility. According to a study published in the British Journal of Pharmacology, caffeine can reduce a woman’s chances of becoming pregnant by about 27 percent. And women who consume caffeine during menopause are more likely to have hot flashes and night sweats. Experts generally recommend no more than 400 milligrams a day – that’s about four, eight-ounce cups of coffee.