Posts in Lifestyle & longevity

Design daily habits that support hormonal balance and long-term vitality. Master sleep and circadian timing, eat for metabolic stability, and use micronutrients with purpose. Make informed choices about alcohol, nicotine, sauna, and cold exposure. We translate longevity research into clear, practical playbooks you can apply today.

Are Quest Bars healthy or just better junk food?

Are Quest Bars healthy or just better junk food?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 24, 2025 · 15 min read

Quest protein bars promise high protein, low sugar, and big flavor. Here is what their nutrition label really means for your weight, blood sugar, and long‑term health. “When patients ask me if quest bars are healthy, I tell them this: they are a big upgrade from a candy bar, but they are still a processed ...

Turkey deli slices nutrition: how healthy is that easy sandwich, really?

Turkey deli slices nutrition: how healthy is that easy sandwich, really?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 23, 2025 · 10 min read

Sandwiches are a lunch staple, but hidden sodium and preservatives can impact your metabolic health. Here is how to navigate the deli counter with clinical precision to find low salt, nutrient-dense options. “We often focus on the macros—protein and fat—but for longevity, we must look at the micros and the processing. High sodium and nitrate ...

Celsius caffeine vs Red Bull: which energy drink is really better for your body?

Celsius caffeine vs Red Bull: which energy drink is really better for your body?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 23, 2025 · 14 min read

Celsius and Red Bull promise quick energy, but their caffeine, sugar, and stimulant blends hit a man’s heart, metabolism, and hormones in very different ways. Here is how to choose the lesser risk — or skip both when you should. “When men ask me about Celsius caffeine vs Red Bull, I tell them to think ...

Is nitrate free bacon actually better for you?

Is nitrate free bacon actually better for you?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 22, 2025 · 12 min read

“Nitrate free” bacon sounds cleaner and safer, but the chemistry in your frying pan and the data in large human studies tell a more complicated story. Here is what we know about nitrates, bacon, and how to enjoy it more safely. “Nitrate free bacon is mostly a label game. The nitrates usually still come in ...

Are perfect bars healthy or just clever marketing?

Are perfect bars healthy or just clever marketing?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 22, 2025 · 9 min read

Convenience foods promise protein and weight loss, but ingredients lists often hide sugar spikes and chemical sweeteners. An endocrinologist breaks down the metabolic impact of today’s most popular fitness snacks. “We often see patients adhering to strict workout regimens but stalling in their metabolic health goals because their ‘recovery fuel’ is essentially dessert in disguise. ...

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