An envelope. It indicates the ability to send an email. It turns out Coca-Cola and Red Bull have less caffeine than you may think. We looked at the maximum amount of caffeine you should have each ...

Some researchers speculate there could be a mechanism for caffeine's potential effects on erectile dysfunction—it may have something to do with caffeine's effects on blood flow.

Exfoliants are essential to a great skin-care routine, but not all are created equal. Beauty experts share the best AHA ...

All that can be studied are short-term effects. Like other drugs, caffeine does have a definite impact on mental and physical functions. Repeated studies have shown that caffeine is analeptic (it ...

“It’s important to be aware of this increased risk, especially if you already have ... extra caffeine. It may feel like an ...

And most experts don't think caffeine addiction is a big problem. It's not like you're going to need rehab. Does decaf mean it ... Sometimes. If you have osteoporosis, keep your intake to three ...

And some rely on caffeine's effects to feel mentally agile throughout the day. But how does it work ... caffeine consumption appears to have little effect on regular users compared to non-users ...

Coffee seemingly makes the world go round, but it can come with some cons, too. Here's how to ensure that your coffee habits ...

W hen your heart “skips a beat” it may feel like a brief flutter or flip-flop in your chest. A scary symptom that is usually ...

They have been linked ... the more caffeine it contains. A 162 gram bar of pure dark chocolate contains 70 milligrams of caffeine, while white chocolate does not contain any caffeine at all.

It seems that caffeine may slightly boost the speed of physical movements – but it turns out that its effects on the brain are not what you might have thought. All our results were in line with ...

A hit of caffeine is a go-to way to wake up in the morning and to power through the dreaded 3pm energy slump. Another favourite is to have a quick ... a caffeine nap and does it actually work?