Sirtuins: The Longevity Proteins Activated by NAD+

Healthy aging and longevity through sirtuin activation shown by active older adult exercising outdoors

If you’ve heard anything about anti-aging research in the past two decades, you’ve probably come across the term “sirtuins.” These proteins have been called the guardians of the genome, the longevity genes, and the key to understanding why some organisms live longer than others. But sirtuins aren’t magic, and they don’t work alone. They depend … Read more

What Is NAD+ and Why Does It Decline With Age

Abstract visual representation of cellular energy/NAD+ decline from youth to aging

You might not have heard of NAD+ until recently, but this molecule has been quietly keeping you alive since the day you were born. It’s involved in more than 500 enzymatic reactions in your body, playing a critical role in everything from energy production to DNA repair. The problem is, NAD+ levels don’t stay constant. … Read more

NAD+ and Brain Health: Supporting Cognitive Function as You Age

Revised Alt Text: Woman in her 50s reviewing documents with focus showing cognitive clarity and NAD+ supported brain health

You notice it in small ways at first. Names take longer to recall. You lose your train of thought mid-sentence. Reading the same paragraph twice doesn’t help it stick. By the end of a long workday, your brain feels like it’s running through mud. Most people chalk this up to stress, lack of sleep, or … Read more

Sleep Quality After Drinking: Why You Wake Up Exhausted

Person lying awake in bed at night unable to sleep after drinking alcohol showing disrupted sleep patterns

You had a few drinks, fell asleep easily, and logged a solid seven or eight hours. So why do you feel like you barely slept at all? The exhaustion that follows a night of drinking isn’t just about dehydration or a headache. Alcohol fundamentally disrupts your sleep architecture, the structured pattern of sleep stages your … Read more

Magnesium Depletion from Alcohol: Why Your Body Aches After Drinking

Magnesium-rich foods including leafy greens, nuts, seeds, and avocado for recovery after drinking

You wake up after a night of drinking, and everything hurts. Your head is pounding, your muscles are sore, and even your jaw feels tight. You might chalk it up to “just a hangover,” but there’s a specific reason why alcohol leaves you feeling physically battered: magnesium depletion. Magnesium is one of the most important … Read more

The Science Behind Hangover Headaches

Person experiencing hangover headache holding head in pain with water nearby

The pounding, throbbing headache that arrives the morning after drinking is one of the most recognizable and dreaded hangover symptoms. It can turn even simple tasks like getting out of bed or looking at a screen into painful ordeals. But what actually causes that relentless ache? The answer isn’t as simple as “you’re dehydrated,” though … Read more

Why Hangovers Get Worse With Age

Young man celebrating at night versus older man with headache drinking water the next morning showing age-related hangover differences

Remember your early twenties, when you could drink all night and wake up the next morning ready to go? Maybe you felt a little rough around the edges, but nothing a greasy breakfast and some coffee couldn’t fix. Fast forward a decade or two, and suddenly two glasses of wine leave you feeling like you’ve … Read more

Electrolyte Depletion in Illness: When Your Body Can’t Keep Fluids Down

"Realistic photograph of a person recovering from illness sitting on a couch looking fatigued, holding a water glass with tissues and medicine nearby, demonstrating electrolyte depletion during illness recovery

The stomach flu hits you like a freight train on a Tuesday afternoon. What started as a vague feeling of unease during your morning meetings has escalated into full-blown nausea by lunch. By evening, you’re alternating between the couch and the bathroom, unable to keep even small sips of water down for more than a … Read more

How Stress Weakens the Immune System (And What You Can Do About It)

stressed woman sitting at desk with head in hand, coffee mug nearby, surrounded by paperwork, representing the connection between stress and immune health

You may feel fine… until you don’t. We often push through stress believing it’s just part of a busy life, but chronic stress doesn’t just affect your mood or energy levels. It can quietly undermine one of your most important defenses: your immune system. Research shows that ongoing psychological or physical stress can weaken your … Read more

The Role of Vitamin C in Immune Health: More Than Just Fighting Colds

fresh oranges and vitamin C capsules arranged on a wooden table, with soft natural lighting, symbolizing nutrition and immune health

Vitamin C has long been associated with cold and flu season, often framed as a quick fix to shorten illness or reduce symptoms. But the truth is, vitamin C plays a far deeper role in your body’s immune defenses, and its impact extends well beyond fighting infections. Understanding how vitamin C works at the cellular … Read more