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.

Should i lose weight before building muscle? A doctor’s guide for men who want results

Should i lose weight before building muscle? A doctor’s guide for men who want results

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 11, 2026 · 13 min read

It depends on your goal and how much weight you need to lose, but most men do best by prioritizing fat loss while protecting or building muscle. If you have obesity, weight loss usually comes first for health and longevity, then you push harder on muscle gain once training feels better and safer. “The biggest ...

The science of caffeine free energy drinks: How to boost focus without the crash

The science of caffeine free energy drinks: How to boost focus without the crash

Dr. Jonathan Pierce, PhD avatar
Dr. Jonathan Pierce, PhD: Clinical Psychologist & Neuroscience Specialist
Jan 10, 2026 · 12 min read

Non-caffeinated energy boosters, including caffeine-free energy drinks, may help support focus without a “crash,” largely by addressing fundamentals that influence energy and performance, such as hydration, electrolyte balance, and nutrient cofactors involved in energy metabolism. A “crash” is the rebound in sleepiness, brain fog, and low drive you feel when a stimulant wears off while ...

Ultrahuman ring vs Oura: Which smart ring is worth it for men’s sleep and recovery?

Ultrahuman ring vs Oura: Which smart ring is worth it for men’s sleep and recovery?

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Jan 09, 2026 · 12 min read

Neither Ultrahuman Ring Air nor Oura is a clear clinical winner for men’s sleep and recovery; the best choice is the ring you will wear nightly and use to change habits. Oura is typically cheaper upfront, Ultrahuman often costs more upfront, and both are trend trackers—not diagnostic tools. “A smart ring can’t diagnose you, but ...

Can gut health help you lose weight? What men should know about the microbiome

Can gut health help you lose weight? What men should know about the microbiome

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 09, 2026 · 11 min read

Improving gut health can support weight loss by strengthening appetite control, lowering inflammation, and improving metabolism, but it cannot replace a calorie controlled diet and consistent training. The upside is that a few evidence based moves can make your existing weight loss plan work better. “When a guy tells me he is doing the workouts ...

Does chewing gum break autophagy? What research says

Does chewing gum break autophagy? What research says

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 08, 2026 · 10 min read

Human studies have not established whether chewing gum stops autophagy or meaningfully reduces fasting-induced autophagy, so sugar-free gum cannot be considered “autophagy safe,” and the question “does chewing gum break autophagy” does not have a proven human answer.Aman et al., 2021; Martinez-Lopez et al., 2017 If autophagy is your goal, avoid gum, while for weight-loss-focused ...

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