Aug 20, 2025 · Many people develop physical, emotional and psychological dependence on caffeine since it is a stimulant — and therefore a psychoactive drug (one that affects the mind).

Jan 12, 2024 · The effects of caffeine are diverse, with some experiencing heightened alertness and an improved sense of focus and well-being, potentially elevating moods. For others, …

Sep 5, 2025 · Too much caffeine can cause unwanted side effects. High intake or sudden withdrawal may lead to headaches, anxiety, irritability, or trouble sleeping, especially in …

Jan 13, 2025 · Consuming too much caffeine can lead to increased anxiety and nervousness by blocking adenosine and triggering adrenaline release. High caffeine intake may disrupt sleep …

Apr 20, 2025 · While moderate caffeine use can provide benefits, dependence on it for emotional stability can lead to complications, such as a heightened risk of mood swings or anxiety when …

1 day ago · Coffee can provide a cognitive boost, behavioral fuel, and can warm up mood. As a stimulant, caffeine can also increase feelings of anxiety, and it can make sleeping more difficult.

The increased alertness and improved cognitive performance that come with caffeine consumption can contribute to a sense of well-being and emotional resilience.

Mar 19, 2022 · Symptoms of caffeine withdrawal may include nausea, depression, and insomnia. Experts share how to treat each, the timeline, and how to give up coffee for good.

Dec 22, 2025 · Lusting after sweets is a universal experience—so we set to find out why.

Drinking too much – on a single occasion or over time – can take a serious toll on your health. The whole body is affected by alcohol use--not just the liver, but also the brain, gut, pancreas, …