Muscular System

Será que o seu "nervo ciático inflamado" é mesmo isso? Nem sempre. Ciática é o sinal, e a síndrome do piriforme é uma causa que muda o exame e o tratamento. Entenda a diferença.

Entenda os riscos reais por trás da busca constante pela beleza: procedimentos estéticos, produtos sem procedência, semaglutida, tirzepatida, Botox e preenchedores.

Entenda o que é memória muscular, como ela funciona em nível celular e por que é essencial para a recuperação após acidentes, cirurgias e períodos de inatividade.

Entenda por que o diagnóstico diferencial é essencial na medicina, quais doenças (inclusive raras) são frequentemente confundidas entre si e o que acontece quando o tratamento é iniciado de forma equivocada.

Saiba diferenciar sinais fisiológicos normais dos sinais de alerta de doenças no recém-nascido durante os primeiros 30 dias de vida, e entenda quais podem ser evitadas com diagnóstico precoce.

O que é a Doença de Creutzfeldt-Jakob, quais os sintomas, como é feito o diagnóstico e o que a ciência já descobriu sobre tratamento e pesquisa.

Nem todo resultado ruim em cirurgia ou tratamento é erro médico. Entenda a diferença entre risco inerente e as três formas de erro médico, com exemplos simples.

Nas últimas semanas de gravidez, o corpo muda de várias formas: dor nas costas, inchaço e contrações leves são esperados, mas alguns sinais como coceira nas mãos e nos pés, dor de cabeça forte ou redução dos movimentos do bebê merecem avaliação médica. Explicação do que é normal, o que exige atenção e cuidados pouco comentados para atravessar a reta final da gestação com mais segurança.

Rhabdomyolysis is the accelerated breakdown of muscle fibres, which can occur after very intense or sudden workouts, even in healthy people. Understand a little more about this problem and when to seek medical help.

Myasthenia gravis is a disease in which the body's own defence system attacks the communication between nerves and muscles. In this article you will understand what causes the disease, the early symptoms, who is at higher risk, whether prevention exists, how treatment works and which signs require immediate medical attention.

Discover when contact with a bat or an animal bite requires the rabies vaccine, how the observation criterion for dogs and cats works, what symptoms rabies causes in humans and how to identify signs of the disease in animals.

Palliative care is not just for the end of life. Understand what it is, when it is indicated and how this care works, before you need to make a decision.

According to the largest meta-analysis ever published on the subject (270 studies, nearly 16,000 participants), isometric exercise, such as wall squats, reduces resting blood pressure more significantly than aerobic exercise, traditional resistance training or HIIT, although all these types of training are beneficial.

Tadalafil as pre-workout: understand why this practice has grown in gyms, what the real risks are and what science says about the subject.

Discover whether walking shortly after meals is good or bad for your health, based on studies on blood glucose, digestion and necessary precautions.

Blood glucose, triglycerides, iron: see which blood tests require fasting, for how long and why. Full blood count and TSH can be done without fasting.

Inguinal and femoral hernia: learn what they are, what the symptoms are, risk factors, when to operate and when to go to the emergency room. A doctor explains clearly.

Understand when weight loss in elderly patients requires investigation, what an isolated elevated CPK means and how medical follow-up should be conducted in these cases.

Understand what is a work accident, commute accident and occupational disease. Find out what changed in worker health standards in 2026, including mental health, burnout and psychosocial risks in the workplace.

Understand the possible relationship between Mounjaro® (tirzepatide), tinnitus, dizziness and hearing changes. See symptoms, lesser-known adverse effects and when to seek medical evaluation.

Understand the importance of water for the body, how much you should drink according to your weight, the best times for intake and how to avoid nocturia. Clear content based on physiology.

Understand when and how to supplement iron in newborns and infants, according to the Brazilian Society of Pediatrics and the Ministry of Health, with doses, indications and practical guidance.

Learn about piriformis syndrome, its symptoms, diagnosis and treatment. Understand sciatic nerve pain in simple terms.

Burns are common accidents in everyday life and can happen in the kitchen with hot water, oil, fire or even chemical products. Although many may seem minor at first, some can develop more seriously if not treated correctly. Knowing how to act in the first few minutes makes a real difference in recovery.

Training the glutes goes far beyond aesthetics. Understand how this musculature influences your posture, prevents pain and can determine your quality of life over the years.

Neck pain is not always just posture. In some cases, it can be a sign that requires careful investigation. Understand when cervical pain is common and when it needs more thorough medical attention.

Understand what palliative care is, when it should be initiated and why it is not limited to terminal illnesses. Learn how it improves quality of life.

Anaphylaxis is a severe allergic reaction with rapid onset and potentially fatal consequences. Unlike common allergies, it is not limited to a single organ; it is a systemic response that can compromise the skin, lungs, cardiovascular system and gastrointestinal tract simultaneously. In practice, it is a medical emergency.