We already know that the stimulating powers of caffeine make it an unsuitable choice for a late-night drink – at least if you want to get any shut-eye. But a new study adds a whole extra level of ...

The levels of caffeine in your blood could affect the amount of body fat you carry, a factor that in turn could determine ...

Caffeine is the most widely used stimulant in the world. For many of us, a cup of coffee or tea is almost as routine as ...

Suddenly stopping caffeine can cause the brain to go into withdrawal. This happens because caffeine temporarily block receptors, and then when the caffeine is stopped, the brain releases too much of ...

We all know this person – do not speak to them until they have had a cup of coffee or an energy drink. Hot chocolate just won't do the trick. They will not be nice. They will not be alert. Proceed ...

A cup of coffee or tea in the morning or an afternoon caffeine pick-me-up is usually fine for most adults. But parents might want to take a closer look at caffeine and other ingredients in the drinks ...

Caffeine is a common feature of many sodas, coffee, and food products. It’s a drug that is made naturally in the leaves and seeds of many plants and gives an energy boost when consumed. But how long ...