About
Dr. David Okafor is a veterinarian and animal nutritionist with 18 years of clinical experience. He runs a multi-species practice and writes extensively about evidence-based pet nutrition, preventive care, and recognizing early signs of illness in companion animals.
Articles by Dr.
Allergen
A substance that triggers an allergic reaction in the immune system, such as pollen, dust mites, or certain foods.
Pet Health Essentials: A Veterinary Guide to Happy, Healthy Pets
Everything pet owners need to know about nutrition, preventive care, common illnesses, and when to see the vet -- for dogs, cats, and other companion animals.
Bone Density
A measure of the mineral content in bones, indicating bone strength and risk for osteoporosis.
Dehydration
A condition resulting from insufficient water intake or excessive fluid loss, affecting physical and cognitive performance.
Estrogen
A primary female sex hormone involved in reproductive health, bone density, and cardiovascular function.
Understanding Your Dog's Nutritional Needs by Age
A veterinary guide to feeding your dog at every life stage, from puppy to senior, including portion sizes and supplement recommendations.
Cat Health Checklist: 12 Signs Your Cat Needs a Vet Visit
Learn to recognize subtle symptoms that indicate your cat may need veterinary attention, from changes in appetite to behavioral shifts.
Raw Food Diet for Dogs: Pros, Cons, and Veterinary Perspective
Is raw feeding right for your dog? A balanced veterinary analysis of benefits, risks, and how to do it safely if you choose this path.
Separation Anxiety in Dogs: Causes and Solutions
Why dogs develop separation anxiety and evidence-based behavioral strategies to help them feel secure when you are away.
Pet First Aid: What Every Owner Should Know
Be prepared for pet emergencies. Essential first aid skills, building a pet first aid kit, and knowing when to rush to the vet.
Vaccination Schedule for Dogs and Cats: A Complete Guide
Core vs non-core vaccines, recommended schedules by age, and answers to common questions about pet vaccination safety.
Common Houseplants That Are Toxic to Pets
Many popular houseplants can poison dogs and cats. Identify the most dangerous ones and learn pet-safe alternatives for your home.
How to Choose the Right Dog Food: A Veterinary Guide
Navigate the overwhelming world of dog food with this veterinary guide to reading labels, understanding ingredients, and avoiding marketing hype.
Hemoglobin
The protein in red blood cells that carries oxygen from the lungs to the rest of the body.
Iron
An essential mineral needed for oxygen transport in blood. Iron deficiency is the most common nutritional deficiency worldwide.
Microbiome
The collective genome of all microorganisms living in and on the human body, with the gut microbiome being the most studied.
Placebo Effect
A measurable improvement in health not attributable to an actual treatment, demonstrating the powerful mind-body connection.
Sleep Apnea
A sleep disorder where breathing repeatedly stops and starts, reducing sleep quality and increasing cardiovascular risk.
Vitamin B12
A water-soluble vitamin crucial for nerve function and red blood cell formation, primarily found in animal-sourced foods.
Caffeine
A natural stimulant found in coffee, tea, and chocolate that increases alertness and can enhance physical performance.