DietSleuth

Health & Wellness Blog

Expert guidance on understanding your symptoms, optimising your diet, and discovering how lifestyle choices affect how you feel.

Exercise & Lifestyle

Gaming Wrist Pain: Why It Happens and How to Track Down Your Specific Cause

Wrist pain affects up to half of regular gamers - but the cause is not the same for everyone. Learn why gaming sessions strain your wrists, what the common conditions look like, and how tracking your habits can help you find your personal trigger.

DietSleuth Team April 20, 2026
Exercise & Lifestyle

Flank Pain: What's Causing It and How to Find Your Specific Trigger

Flank pain can have many causes - from kidney stones to muscle strain to digestive issues. This guide covers the most common causes, including overlooked behavioral and postural triggers, and shows you how to track your own patterns to find your specific answer.

DietSleuth Team April 14, 2026
Exercise & Lifestyle

Overtraining Symptoms: How to Recognize Them and What to Track

Overtraining symptoms include persistent fatigue, declining performance, mood changes, and elevated resting heart rate - but they look different for everyone. Learn what to track to find your personal tipping point.

DietSleuth Team April 14, 2026
Food Sensitivities

Can a Food Allergy Cause Headaches? How to Find Out If Food Is Your Trigger

Can a food allergy or intolerance cause headaches? Many people never make the connection - because the reaction often happens hours after eating. This article explains the allergy-headache mechanism, which foods are most commonly linked to head pain, and how systematic tracking can help you find your personal triggers.

DietSleuth Team April 11, 2026
Gut Health

Bloating That Won't Go Away - How to Finally Figure Out What's Causing It

Persistent bloating that keeps coming back usually means the trigger hasn't been identified yet. Here's how to investigate it systematically - covering the most common causes, warning signs to watch for, and a practical framework for finding your personal trigger.

DietSleuth Team April 11, 2026
Gut Health

What Medications Can Cause Diarrhea - And How to Tell if That's Your Problem

Over 700 medications list diarrhea as a side effect - but most guides just list them without helping you figure out whether your meds, your food, or something else is actually causing your symptoms. This article covers the key medication types, explains the mechanisms, and gives you a practical tracking framework to separate medication effects from food triggers.

DietSleuth Team April 11, 2026
Nutrition

Foods That Trigger Asthma - And How to Track Your Personal Triggers

Food is an under-recognized asthma trigger for many people. This article covers the three main ways food can affect asthma - food allergies, sulfite sensitivity, and indirect effects - and explains why identifying your personal triggers requires more than avoiding the standard list.

DietSleuth Team April 11, 2026
Gut Health

What Can Cause Persistent Diarrhea - And How to Finally Find the Pattern

When diarrhea keeps coming back day after day, the cause isn't always obvious - even to doctors. Here's a breakdown of what may be behind persistent diarrhea, and why tracking your food and symptoms is often the most important step toward finally finding your answer.

DietSleuth Team April 11, 2026
Gut Health

What Foods Can Cause Diarrhea - And How to Find Your Personal Triggers

Dairy, spicy food, artificial sweeteners, and FODMAPs are among the most common food triggers for diarrhea - but which ones affect you depends entirely on your own gut. Here's what the research says, and how to find your personal triggers through systematic tracking.

DietSleuth Team April 11, 2026
Gut Health

What Can Cause Bloating - And How to Find Your Specific Trigger

Bloating is common - but finding your specific trigger is another matter. This guide covers all the main causes of bloating (food intolerances, IBS, constipation, hormones, and more) and walks you through a personal tracking framework to identify what's actually behind yours.

DietSleuth Team April 11, 2026
Gut Health

What Is Food Intolerance - And How Do You Find Out If You Have One?

Food intolerance is one of the most common and least understood reasons people feel unwell after eating. This guide explains what it is, how it differs from a food allergy, the most common types, and how tracking can help you find your specific triggers.

DietSleuth Team April 10, 2026
Gut Health

Why Am I Always Bloated - And How to Find Your Personal Trigger

Chronic bloating almost always has an identifiable cause - but finding yours requires more than a list of possibilities. Here's a practical framework for tracing your specific trigger through food and symptom tracking.

DietSleuth Team April 10, 2026
Gut Health

How to Stop Bloating After Eating - And Finally Find What's Causing It

Generic advice like eating slowly and avoiding fizzy drinks helps some people some of the time. But if you're still bloating after every meal, the real fix is finding your specific trigger - and that requires a different approach entirely.

DietSleuth Team April 10, 2026
Gut Health

A Food Diary for Nausea: Why Timing Is Everything

Most food diaries fail to identify nausea triggers because they miss the most important variable: timing. Nausea during a meal, 90 minutes later, or the next morning each points toward completely different causes. Here is how to track properly.

DietSleuth Team April 9, 2026
Gut Health

Why a Food Diary for Acid Reflux Does More Than Track Food

Generic trigger food lists often miss the real culprits behind acid reflux. A structured GERD food diary separates true food triggers from timing, portion, and positional factors - and that changes how you manage symptoms.

DietSleuth Team April 9, 2026
Mental Health

Why a Food Diary for Headaches Needs to Track More Than Food

A food diary for headaches only works when it captures the full picture - sleep, stress, hormones, and the 12-24 hour delay between eating and feeling symptoms. Here's how to set one up properly.

DietSleuth Team April 9, 2026
Food Sensitivities

Anaphylaxis Symptoms: What They Look Like and When to Act

Anaphylaxis is a severe, life-threatening allergic reaction. Learn to recognize the early warning signs, understand what to do in an emergency, and discover how tracking your food and symptoms can help identify your triggers.

DietSleuth Team April 8, 2026
Food Sensitivities

Food Allergy Symptoms: What Your Body Is Trying to Tell You

Food allergy symptoms can affect your skin, gut, lungs, and heart - often at the same time. Learn what to look for, which foods most commonly cause reactions, and how tracking your meals and symptoms can help you identify your personal triggers.

DietSleuth Team April 8, 2026
Food Sensitivities

MSG Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A true IgE-mediated MSG allergy has not been scientifically established. Most people who believe they react to MSG are experiencing MSG sensitivity, reactions to other compounds in their food, or symptoms that double-blind studies have not been able to consistently reproduce. Learn what the science actually says, and how to track your reactions.

DietSleuth Team April 8, 2026
Food Sensitivities

Sulfite Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A true IgE-mediated sulfite allergy is rare and scientifically debated - most people who react to sulfites experience sulfite sensitivity or sulfite-induced asthma rather than a genuine allergy. Learn about the symptoms, mechanisms, hidden sources in wine and food, how to read labels, and how to track your reactions.

DietSleuth Team April 8, 2026
Food Sensitivities

Chicken Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A chicken food allergy is an uncommon but real immune system reaction to proteins in chicken, primarily serum albumin (Gal d 5). It is distinct from egg allergy and is closely linked to bird-egg syndrome, where sensitivity to bird dander leads to reactions to both poultry and eggs. Learn about symptoms, causes, and how to track.

DietSleuth Team April 8, 2026
Food Sensitivities

Paprika Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A paprika food allergy is an immune system reaction to proteins in paprika, a spice made from dried Capsicum annuum peppers. It can cause oral tingling, hives, respiratory symptoms, and contact reactions. Paprika is also widely used as a food coloring (E160c). Learn about symptoms, nightshade cross-reactivity, and how to track.

DietSleuth Team April 8, 2026
Food Sensitivities

Gelatin Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A gelatin food allergy is an immune system reaction to collagen-derived proteins in gelatin, which is found in foods, medications, capsules, and vaccines. It carries a significant clinical risk because gelatin is used as a stabilizer in several vaccines. Learn about symptoms, the vaccine connection, hidden sources, and how to track.

DietSleuth Team April 8, 2026
Food Sensitivities

Barley Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A barley food allergy is an IgE-mediated immune reaction to proteins in barley, distinct from celiac disease and non-celiac gluten sensitivity. It can cause oral symptoms, hives, digestive issues, and respiratory reactions. Learn about symptoms, the celiac vs allergy distinction, hidden sources in beer and malt, and how to track.

DietSleuth Team April 8, 2026
Food Sensitivities

Crab Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A crab food allergy is an immune system reaction to tropomyosin and other proteins in crab, a crustacean shellfish and federally declared allergen in the USA. It carries a significant anaphylaxis risk and often cross-reacts with other crustaceans. Learn about symptoms, cross-reactivities, hidden sources, and tracking.

DietSleuth Team April 8, 2026
Food Sensitivities

Broccoli Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A broccoli food allergy is an immune system reaction to proteins in broccoli, including lipid transfer proteins. However, many people who react to broccoli have FODMAP sensitivity or salicylate intolerance rather than a true allergy. Learn how to tell the difference, and how to track your reactions.

DietSleuth Team April 8, 2026
Food Sensitivities

Spinach Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A spinach food allergy is an immune system reaction to proteins in spinach, including RuBisCO and lipid transfer proteins. However, many people who react to spinach are responding to its high histamine content rather than a true allergy. Learn how to tell the difference, and how to track your reactions.

DietSleuth Team April 8, 2026
Food Sensitivities

Nutmeg Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A nutmeg food allergy is an immune system reaction to proteins in nutmeg, a spice from Myristica fragrans. It is rare but can cause oral tingling, hives, digestive upset, and in severe cases anaphylaxis. Learn about symptoms, the nutmeg vs toxicity distinction, hidden sources, and how to track your reactions.

DietSleuth Team April 8, 2026
Food Sensitivities

Sweet Potato Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A sweet potato food allergy is an immune system reaction to proteins in sweet potatoes, including sporamin and trypsin inhibitors. Sweet potato is unrelated to regular potato and belongs to a different plant family. Learn about symptoms, hidden sources, and how to track your reactions.

DietSleuth Team April 7, 2026
Food Sensitivities

Lettuce Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A lettuce food allergy is an immune system reaction most commonly driven by lipid transfer proteins (LTPs) in lettuce and related leafy greens. Symptoms can include contact hives, oral tingling, digestive upset, and systemic reactions. Learn about symptoms, cross-reactivities, and tracking.

DietSleuth Team April 7, 2026
Food Sensitivities

Mustard Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A mustard food allergy is an immune system reaction to proteins in mustard seeds, one of the most common food allergens in Europe and Canada where it is a mandatory declared allergen. It can cause reactions ranging from mild oral symptoms to anaphylaxis. Learn about symptoms, hidden sources, and tracking.

DietSleuth Team April 7, 2026
Food Sensitivities

Orange Food Allergy: Symptoms, Causes, and How to Track Your Reactions

An orange food allergy is an immune system reaction to proteins in oranges, including lipid transfer proteins and profilins. Reactions can include oral tingling, hives, digestive symptoms, and contact reactions from orange peel. Learn about symptoms, citrus cross-reactivity, and how to track.

DietSleuth Team April 7, 2026
Food Sensitivities

Cilantro Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A cilantro food allergy is an immune system reaction to proteins in cilantro (also called coriander or Chinese parsley). It can cause oral tingling, skin reactions, and digestive symptoms. Learn about symptoms, Apiaceae cross-reactivity, hidden sources, and how to track your reactions.

DietSleuth Team April 7, 2026
Food Sensitivities

Celery Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A celery food allergy is an immune system reaction to proteins in celery, one of the EU top 14 declared allergens. It can cause reactions ranging from mild oral tingling to anaphylaxis. Learn about symptoms, birch pollen and mugwort cross-reactivity, hidden sources, and how to track.

DietSleuth Team April 7, 2026
Food Sensitivities

Eggplant Food Allergy: Symptoms, Causes, and How to Track Your Reactions

An eggplant food allergy is an immune system reaction to proteins in eggplant (also called aubergine), including lipid transfer proteins and profilins. Eggplant is also high in histamine, which can cause separate pseudo-allergic reactions. Learn about symptoms, cross-reactivities, and tracking.

DietSleuth Team April 7, 2026
Food Sensitivities

Potato Food Allergy: Symptoms, Hidden Sources, and How to Find Your Patterns

A potato food allergy is an immune system reaction to proteins in potatoes, most commonly patatin. It can cause oral symptoms, hives, digestive issues, and in rare cases anaphylaxis. Learn about symptoms, latex cross-reactivity, hidden sources, and how to track your reactions.

DietSleuth Team April 7, 2026
Food Sensitivities

Blueberry Food Allergy: Symptoms, Causes, and How to Track Your Reactions

A blueberry food allergy is an immune system reaction to proteins in blueberries, often linked to lipid transfer proteins or birch pollen cross-reactivity. Learn about symptoms, cross-reactive foods, hidden sources, and how to track your reactions.

DietSleuth Team April 7, 2026
Food Sensitivities

Yeast Food Allergy: Symptoms, Hidden Sources, and How to Track Your Reactions

Yeast food allergy is an immune system reaction to Saccharomyces cerevisiae found in bread, beer, wine, and fermented foods. Learn the symptoms, how it differs from Candida overgrowth, where yeast hides in everyday foods, and how tracking your diet may help you find your triggers.

DietSleuth Team April 7, 2026
Food Sensitivities

Onion Food Allergy: Symptoms, Intolerance, Cross-Reactive Foods, and How to Track Your Triggers

Onion food allergy is an immune system reaction to proteins in Allium cepa that can cause hives, swelling, and in rare cases anaphylaxis. True onion allergy is uncommon, but onion intolerance driven by fructan sensitivity is much more widespread. Learn how to tell the difference, which foods cross-react, where onion hides in processed foods, and how tracking may help you find your triggers.

DietSleuth Team April 7, 2026
Food Sensitivities

Salmon Food Allergy: Symptoms, Cross-Reactive Fish, and How to Track Your Reactions

Salmon food allergy is an immune system reaction to proteins in salmon - most commonly parvalbumin - that can cause symptoms including hives, swelling, digestive distress, and in severe cases, anaphylaxis. This article covers symptoms, cross-reactive fish, the difference between allergy and intolerance, hidden sources of salmon, and how tracking your reactions can help.

DietSleuth Team April 7, 2026
Food Sensitivities

Shrimp Food Allergy: Symptoms, Cross-Reactive Shellfish, and How to Track Your Reactions

Shrimp food allergy is an immune system reaction to proteins in shrimp - most commonly tropomyosin - that can cause hives, swelling, digestive distress, and anaphylaxis. Learn the symptoms, cross-reactive shellfish, hidden sources, and how tracking your reactions may help you identify your triggers.

DietSleuth Team April 7, 2026
Food Sensitivities

Coconut Food Allergy: Symptoms, Hidden Sources, and How to Track Your Reactions

Coconut food allergy affects roughly 1 in 260 Americans and can cause symptoms from skin rashes to anaphylaxis - plus coconut hides in far more products than you think. Learn about symptoms, cross-reactivity, the FDA labeling change, and how tracking your reactions may help you find patterns.

DietSleuth Team April 7, 2026