Search Results

Caffeine and antibiotics: A surprising link that demands caution

August 05, 2025 -

In a world that's becoming increasingly dependent on caffeine and antibiotics, a new study has uncovered a troubling connection: caffeine may help bacteria like E. coli resist life-saving drugs. The research, published in PLOS Biology on July 22, suggests that the stimulant found in coffee, tea and energy drinks could reduce the effectiveness of common antibiotics by altering bacterial defenses. While experts urge calm — emphasizing that ...

The caffeine alternative: How your coffee habit might mimic cutting-edge depression treatment

24 days ago -

In a revelation that connects the world's most popular psychoactive substance with the brain's innate chemistry for well-being, new scientific discoveries reveal a compelling biological synergy. A landmark study has identified a specific brain chemical pathway, mediated by adenosine, as an essential mechanism for regulating mood and motivation. Simultaneously, a separate scientific commentary highlights that this very same pathway is the primary target of ...

Caffeine sabotages sleep by keeping the brain hyperactive, with young adults hit hardest

June 21, 2025 -

That afternoon coffee or energy drink might seem harmless, but new research reveals caffeine hijacks the brain’s ability to rest, even after you’ve fallen asleep. A groundbreaking study published in Communications Biology exposes how caffeine disrupts neural recovery by locking the brain into an overly active, chaotic state during sleep, depriving the body of deep, restorative rest. The effects are especially pronounced in younger adults ...

Caffeine-induced cellular stress response linked to slower aging: A new pathway to healthspan

July 16, 2025 -

Researchers have discovered that caffeine, a staple for millions, may trigger a cellular stress response akin to exercise or caloric restriction, potentially slowing aging at the molecular level. A study from Queen Mary University of London, published in Microbial Cell, reveals that caffeine activates the AMPK longevity pathway in yeast cells, prompting cellular repairs and slower aging. While conducted in yeast — organisms with similar ...

Caffeine, derived from coffee or kola nut, enhances athletic performance, especially in hot, fatiguing environments

September 14, 2025 -

For countless athletes and weekend warriors, the summer sun transforms a routine workout into a tiring chore. This familiar struggle, however, may have a surprisingly simple and accessible countermeasure. Emerging research suggests that the strategic use of caffeine, a stimulant embraced by millions each morning, can dramatically alter the equation of hot-weather exercise, not just by tricking the mind, but by fundamentally enhancing the body’s physiological ...

Maker of Prime drinks sued over PFAS and claims of excessive caffeine in its beverages

May 09, 2024 -

The class-action lawsuit against Prime Hydration LLC was filed on April 8 in the Southern District of New York. Poughkeepsie, New York resident Lara Vera filed the suit in federal court on behalf of herself and other shoppers who purchased Prime products across the country.

The plaintiffs accused Prime Hydration of "misleading and deceptive practices" concerning the company's 12-ounce (oz) energy drinks. Despite being advertised as having only 200 milligrams (mg) of caffeine, ...

Got a CAFFEINE WITHDRAWAL headache? It could be caused by dopamine downregulation and blocked dopamine receptors

August 25, 2025 -

For millions of people, starting the day without coffee is unthinkable. But skipping that daily caffeine fix can result in an all-too-familiar pounding headache. Neurologists describe caffeine withdrawal headaches as “migraine-like” in intensity — pulsing, throbbing, and sometimes debilitating. Despite how common they are, the exact reason these headaches hurt so much is still not fully understood. What experts do know points to a combination of vascular changes, ...

Hop off the high-dose caffeine “energy” drinks and the Starbucks “stuff” and try some super-healthy drinks with bioactive compounds to fuel longevity

September 08, 2025 - caffeine for alertness and L-theanine for calm focus. Together, they can improve cognitive performance, reaction time, and attention more effectively than either compound alone. Herbal teas can also provide benefits, although effects vary by plant; for example, peppermint tea may soothe digestion, while hibiscus can nourish skin health. Cold-brew infusions are a refreshing way to enjoy these benefits.

This fermented dairy drink is best known for supporting gut ...

The morning brew: How science validates coffee’s mood-boosting magic

3 days ago - caffeine's role, balancing its celebrated benefits with important considerations about individual biology and timing.A groundbreaking look at caffeine and everyday joy

Moving beyond controlled lab environments, recent research published this year employed experience sampling to track over 200 adults in their daily lives, amassing nearly 30,000 data points on caffeine intake and emotional states. The results were striking. Comparing caffeinated mornings ...

STUDY: Energy drink consumption harmful for the developing bodies and brains of children

February 21, 2024 - caffeine, taurine and sugars found in these drinks may lead to increased heart rate, blood pressure and heart contraction. (Related: Energy drinks found to be shockingly toxic to the human heart.)

The researchers did not specify particular brands or even quantify the health risks compared to non-drinkers, but they warned the public against the harmful effects of caffeine and sugar combinations based on observation.

"A plausible mechanism for the ...

Why Matcha Latte fans are obsessed with the ritual, not just the flavor

April 16, 2025 - caffeine than regular green tea.

Here’s why health-conscious drinkers swear by it:L-theanine for calm alertness

Matcha contains an amino acid called L-theanine that supports relaxation without drowsiness. Unlike coffee, which can cause jitters or anxiety, the combination of L-theanine and caffeine in matcha creates a state of "relaxed alertness." It’s no surprise that monks in Japan have used matcha for centuries to stay sharp during long meditation ...

Coffee drinkers show significantly lower risk of liver disease, new research review confirms

24 days ago - caffeine, coffee contains polyphenols like chlorogenic acid and diterpenes including cafestol and kahweol. These natural substances activate multiple protective pathways within the liver, functioning as a multi-pronged defense system against damage.Molecular defense mechanisms

At the molecular level, coffee's components trigger several key protective responses. Caffeine and chlorogenic acids boost the body's antioxidant defenses by activating a protein called ...

Nanny state or necessary shield? U.K. government moves to ban energy drinks for children

September 03, 2025 -

In a sweeping move that has reignited the debate over state intervention in personal choice, the newly elected Labor government has announced its intention to ban the sale of high-caffeine energy drinks to anyone under the age of 16 in England.

The proposed ban targets beverages containing more than 150 milligrams of caffeine per liter. The restriction would apply to all points of sale including shops, supermarkets, cafes, restaurants, ...

Here are SEVEN MEDICINAL TEAS and the best time to drink them for max benefit

a month ago - caffeine. This makes a cup of green tea the perfect companion for the mid-morning or early afternoon, when mental clarity begins to wane but more caffeine would lead to a disruptive crash later.

When it comes to traditional teas, studies suggest black tea has the highest level of health-promoting flavonoids. It's also a potent source of caffeine, with about 47mg per cup, making it a strong alternative to coffee for starting the day. Drink black tea ...

Groundbreaking heart research reveals your morning coffee is a powerful protector against atrial fibrillation

25 days ago - caffeine is also a diuretic, which could potentially reduce blood pressure and in turn lessen AFib risk. Several other ingredients in coffee also have anti-inflammatory properties that could have positive effects."

This research fundamentally challenges the standard advice given to millions. For years, patients were told to shun caffeine out of fear it would increase heart rate and blood pressure, potentially triggering dangerous episodes. This study flips that ...

YERBA MATE: A South American staple emerges as a promising tool for supporting metabolic and heart health

April 28, 2025 - caffeine boost

Yerba mate’s appeal extends beyond its mild stimulant qualities, which come from caffeine, theobromine and theophylline. Unlike coffee, which relies heavily on caffeine alone, yerba mate’s caffeine content (80 mg per cup) is balanced by other compounds, delivering a steadier energy boost. Its nutritional profile is also robust: It contains vitamins B1, B2, B6 and C, calcium, iron and magnesium, along with polyphenols and flavonoids ...

Diabetes prevention can begin with something as simple as a morning cup of GREEN TEA

August 21, 2025 -

Key points:

The alchemy of a single leaf: Decoding green tea’s biochemical magic

When Dr. Eudene Harry, an emergency and integrative physician, describes her morning green tea as a “nonnegotiable,” she’s not just talking about a comforting routine. She’s tapping into a tradition backed by centuries of empirical wisdom and, now, hard science. That steaming cup contains more than just hot water and leaves—it’s a complex brew of caffeine, ...

Chemicals found in everyday plastics DISRUPT sleep cycle and increase health risks

May 18, 2025 -

New research has shown that chemicals found in everyday plastic objects may interfere with the natural sleep cycle and circadian rhythm, similar to the effect of caffeine. This, in turn, increases the risk of sleep disorders, diabetes, immune problems and cancer.

Researchers from the Norwegian University of Science and Technology (NTNU) analyzed chemicals extracted from a PVC medical feeding tube and a polyurethane hydration pouch, materials ...

Your morning brew may be a liver lifesaver, groundbreaking research reveals

a month ago - caffeine, but a synergistic blend of components working in concert.

Caffeine helps activate the body's own built-in antioxidant defense systems. Chlorogenic acids, a group of powerful plant-based polyphenols, support liver health by regulating how the body metabolizes sugar and fat, while simultaneously reducing oxidative stress – a key driver of cellular damage. Furthermore, natural oils called diterpenes have been shown to stimulate the body's natural detoxification ...

Theobromine: Unwrapping the ‘food of the gods’ molecule in chocolate

September 08, 2025 - caffeine. In its pure form, theobromine is a white or colorless crystalline powder, possessing a deeply bitter taste that is famously masked by the fats and sugars in chocolate products. Its biological role in the cacao plant is believed to be as a natural pesticide, protecting the beans from insects and other predators. (Related: How MORNING CHOCOLATE boosts brain health, mood, and metabolism.)

The compound’s name offers a direct link to its historical reverence....