Comprehensive wellness,
on your body’s terms
Nutrition, Exercise, Endocrinology all under one roof in New York City collaborating on your plan towards improved health and wellbeing.
- Founded by Dr. Anastasios Manessis: double board-certified endocrinologist
We start with data, then work together to craft a plan
fully personalized to your body’s needs
- Resting metabolic rate
- 1,847kcal/day
- Body fat
- 24.3%
- Muscle mass
- 68.4lb
- Vitamin D
- 32ng/mL
Women's Wellness * Pre-Diabetes * Insomnia * Type 1 Diabetes * Hashimoto's * Type 2 Diabetes * Gestational Diabetes * Thyroid Balance * Osteoporosis * Osteopenia *Hyperthyroidism * Hypothyroidism * Weight Loss * GLP-1 Support * Sleep Optimization * PCOS/PMOS * Sports Optimization * Longevity * Menopause * Perimenopause * Bone Health * General Health * Obesity *
Women's Wellness * Pre-Diabetes * Insomnia * Type 1 Diabetes * Hashimoto's * Type 2 Diabetes * Gestational Diabetes * Thyroid Balance * Osteoporosis * Osteopenia *Hyperthyroidism * Hypothyroidism * Weight Loss * GLP-1 Support * Sleep Optimization * PCOS/PMOS * Sports Optimization * Longevity * Menopause * Perimenopause * Bone Health * General Health * Obesity *
What we measure before anything gets planned
Fully holistic. Fully personalized.
Every plan here starts with targeted analysis. Body composition, bone density, lab work, and resting metabolic rate give your care team a clear read on where your health stands. Your wellness plan is built from those results, then adjusted as your numbers change.
Shop all wellness plans + testing
Did you know that you can actually rebuild bone density?
Bone is living tissue, and loading it is what tells it to hold on to density. ONERO® is a resistance and impact program built around that, offered at neXendo Wellness for people managing low bone density. We run it inside the practice, so whoever writes your progression can see your scan and your labs instead of guessing. Every session is supervised.
See how ONERO worksNutrition
Exercise
Endocrinology
neXendo is named for the three things we specialize in combining. Most people get sent to those three separately and end up managing the handoffs themselves, carrying their own results between offices that never compare notes.
We put all three in one place and give them one set of your data to work from
Listen Up
Come learn with us!
Listen to our monthly podcast, tune in on social media for weekly insights from our nutrition and fitness teams, and read a backlog of helpful deep-dives on our blog.
Abigail lost more than 80 pounds. Her A1C came down with it.
“This program did not just help me work out. It helped me change my life.”
Abigail came to us after a diabetes diagnosis in 2023.
Read Abigail’s story



