Some pre-workout drinks contain high levels of caffeine, but are they safe? A sports dietitian weighs in on how—and ...

Turns out, each of those pods has as much as 100 milligrams of caffeine. That can add up pretty quick. So, when my former ...

Guess what? A recent study found that people who consumed between 200 and 300 milligrams of caffeine daily had a lower risk ...

Sleep problems in the fire service? Learn about the importance of quality sleep for firefighters and get practical tips for ...

A study that explored the effects of caffeine on systolic and diastolic blood pressure (SBP and DBP) and retinal vessel density (VD) assessed by optical coherence tomography angiography (OCTA) found ...

In terms of caffeine, the advertising slogan held true. Coca-Cola has 34 milligrams of caffeine per 12-ounce can. Pepsi had 37.5 milligrams of caffeine. Dr Pepper had 41 milligrams. Jolt had 71.2 ...

Analysis revealed that individuals consuming less than 216 milligrams of caffeine daily faced increased vulnerability to memory-related issues. This discovery holds particular significance ...

According to the U.S. Food and Drug Administration and the Mayo Clinic, the recommended maximum intake of caffeine for most adults is 400 milligrams a day (or more specifically, five milligrams of ...

Those with a median caffeine consumption higher than 216 milligrams a day were put in the “high caffeine consumption” group.113 to 247 milligrams of caffeine, while a 12-ounce energy drink can have ...

Those with a median caffeine consumption equal to or less than 216 milligrams a day were put in the “low caffeine consumption” group. Those with a median caffeine consumption higher than 216 ...

Green tea contains less caffeine than black tea. An 8-ounce cup of black tea contains 47 mg of caffeine. While green tea contains less caffeine, it may have a similar effect on alertness thanks to the ...