Symptom and Disease - Health Clarity

Introduction Waking up drenched in sweat during the night can feel alarming—especially when your bedroom is cool and you haven’t been exercising. Occasional sweating is normal, but frequent and unexplained night sweats can point to an underlying medical condition . This article explains common medical causes, warning signs, and practical steps you can take to manage or investigate night sweats. Why Night Sweats Happen Sweating is the body’s natural cooling mechanism. When excessive sweating occurs during sleep without clear triggers (heat, heavy bedding, spicy food), it often reflects changes in hormone levels, infections, medication effects, or systemic disease. Identifying the root cause is key to proper treatment. Top Medical Conditions That Cause Night Sweats 1. Hormonal Imbalances Hormone shifts are a frequent cause of nocturnal sweating: Menopause: Reduced and fluctuating estrogen levels trigger hot flashes and night sweats in ma...

Introduction Unexplained weight loss might sound like a dream come true, but it could actually signal an underlying health problem. If you're shedding pounds without changing your diet or exercise routine, your body may be warning you of a serious issue. From hormone imbalances to chronic diseases, many medical conditions can cause sudden weight loss. In this post, we’ll explore the top medical causes of unintentional weight loss, their symptoms, and when you should consult a doctor. 1. Hyperthyroidism (Overactive Thyroid) The thyroid gland regulates metabolism. When it becomes overactive, it speeds up all bodily functions, including calorie burning. Symptoms: Rapid heartbeat, anxiety, heat intolerance, tremors, insomnia, and increased appetite. Why It Causes Weight Loss: A faster metabolism burns calories more quickly, leading to weight loss even with normal or increased food intake. 2. Diabetes (Type 1 and Advanced Type 2) Uncontrolled diabetes, especially Type 1, can ...

Introduction Have you ever noticed your hands shaking for no reason? Occasional hand tremors are common and usually harmless, but persistent or worsening tremors could signal an underlying medical issue. Tremors can affect anyone, regardless of age, and may interfere with daily tasks like writing, eating, or holding objects. In this blog, we’ll explore the most common causes of hand tremors, when to worry, and what you can do about them. What Are Hand Tremors? Hand tremors refer to rhythmic, involuntary muscle movements that cause the hands to shake. Tremors can occur at rest or during movement and may be mild or severe. They’re typically caused by issues in the brain regions that control muscle activity and coordination. Types of Hand Tremors Essential Tremor : The most common type, often hereditary. It usually affects both hands and worsens with movement. Resting Tremor : Seen in Parkinson’s disease. The shaking occurs when the hand is relaxed and at rest. Action Trem...

Introduction Swollen lymph nodes can feel alarming, especially when they suddenly appear in your neck, armpits, or groin. While they’re often harmless and a part of your body’s immune response, they can sometimes signal a more serious condition. This blog will explain what swollen lymph nodes are, why they occur, when to be concerned, and how to manage them. What Are Lymph Nodes? Lymph nodes are small, bean-shaped glands located throughout your body. They’re part of the lymphatic system, which plays a vital role in filtering harmful substances and fighting infections. Lymph nodes contain white blood cells that help your body attack and destroy bacteria and viruses. Why Do Lymph Nodes Swell? Swollen lymph nodes, also called lymphadenopathy, usually occur when your body is fighting an infection or inflammation. The swelling is often a response to: Bacterial infections (e.g., strep throat) Viral infections (e.g., cold, flu, mononucleosis) Fungal or parasitic infections Auto...

Introduction Dizziness and lightheadedness are common symptoms, but when they occur frequently, they could point to an underlying medical condition. Many people confuse dizziness with simple fatigue or dehydration, but it can be linked to serious health issues such as heart disease , neurological disorders , or hormonal imbalances . In this article, we’ll explore the top medical causes behind constant dizziness or lightheadedness, how to recognize warning signs, and when to seek help. 1. Low Blood Pressure (Hypotension) Low blood pressure reduces the amount of blood reaching your brain, leading to lightheadedness, especially when standing up too fast. Symptoms: Blurred vision Fatigue Fainting Cold skin Common Causes: Dehydration Certain medications Endocrine problems 2. Inner Ear Disorders (Vestibular Dysfunction) Your inner ear is responsible for balance. When it's affected, you may feel like the room is spinning ( vertigo ). Conditions l...

Introduction Chest tightness is often alarming and immediately associated with heart attacks. But not every case of chest discomfort points to a heart problem. In many instances, the cause is non-cardiac and linked to other treatable medical conditions. Understanding these alternative explanations is crucial for appropriate treatment and peace of mind. In this blog, we’ll explore the top non-heart-related causes of sudden chest tightness, how to differentiate them, and when you should see a doctor. Common Non-Cardiac Causes of Chest Tightness 1. Acid Reflux (GERD) Gastroesophageal reflux disease is one of the most common non-cardiac reasons for chest tightness. When stomach acid flows back into the esophagus, it causes a burning sensation that mimics chest pain. Symptoms: Heartburn, sour taste, pain after eating or lying down. Prevention: Avoid spicy foods, don’t lie down right after meals, and reduce caffeine. 2. Anxiety and Panic Attacks Stress and anxiety can physically man...

Introduction Tingling or numbness in the feet might seem like a minor annoyance, but it can signal serious underlying health conditions, especially those involving the nervous system. This sensation, medically known as paresthesia, often points to nerve dysfunction or damage. Understanding the causes behind these symptoms can help prevent further complications and lead to effective treatment. Common Nerve Conditions That Cause Tingling or Numbness in Feet 1. Peripheral Neuropathy Peripheral neuropathy occurs when nerves outside the brain and spinal cord are damaged. It is one of the most common causes of tingling in the feet. Causes: Diabetes, infections, alcoholism, vitamin deficiencies, and autoimmune diseases Symptoms: Burning, sharp pain, numbness, muscle weakness 2. Diabetic Neuropathy: A type of peripheral neuropathy specifically caused by poorly managed diabetes. Why it Happens: High blood sugar damages nerves over time Warning Signs: Gradual numbness, espec...