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Showing posts from December, 2025

Absorption | How food is digested in human body | Learning

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To understand digestion in detail, let’s follow a classic Indian meal— Daal (lentils), Rice, and Chapati (whole wheat bread) —through your body’s "disassembly line." This meal is a mix of Complex Carbohydrates (rice and chapati), Plant-based Proteins (daal and wheat), and Fiber (outer skin of lentils and wheat bran). After your Daal, Rice, and Chapati are broken down into microscopic nutrients, they need a transportation system to get where they are needed. Here is the complete summary of the journey, from the first bite to the final filtration by your organs. Shutterstock Phase 1: The Disassembly Line (Digestion) 1. The Mouth: The First Strike Mechanical: Your teeth grind the chapati and rice into a paste. Chemical: Salivary Amylase starts breaking down the starches (carbs) in the rice and chapati immediately. 2. The Stomach: The Acid Bath Protein Attack: The stomach releases Hydrochloric Acid (HCl) and Pepsin . This begins breaking the complex proteins in the daal ...

Body organs - How do they work | Nutrition

  1. The Brain (The Control Center) What it does: Processes information, controls movement, stores memories, and regulates every unconscious process (like breathing). How it works: It uses billions of neurons to send electrical and chemical signals (neurotransmitters) throughout the body via the nervous system. How to care for it: Prioritize 7–9 hours of sleep (this is when the brain "cleans" itself of toxins), stay mentally active with puzzles or learning, and manage stress through meditation. Nutrition: * Omega-3 Fatty Acids: Found in walnuts, salmon, and chia seeds (crucial for cell structure). Antioxidants: Berries (blueberries especially) protect brain cells from oxidative stress. Complex Carbs: Oats and whole grains provide steady glucose (the brain's primary fuel). 2. The Heart (The Pump) What it does: Circulates blood to deliver oxygen and nutrients to every cell while carrying away waste. How it works: A muscular pump with four chambers that uses electr...

Macros | Macronutrients | Nutrition | Get fit with Shubham

  1. Carbohydrates: The Preferred Fuel Carbs are your body's primary and most efficient energy source. Your brain, in particular, runs almost exclusively on glucose derived from carbohydrates. Why you need them: They provide immediate energy for physical activity and brain function. They also help "spare" protein so your body doesn't have to burn muscle for fuel. How much: Typically 45%–65% of your total daily calories. Best Sources:   Complex (Fiber-rich):  Oats, brown rice, quinoa, sweet potatoes, and legumes. Simple (Quick energy): Whole fruits and dairy. Note: Aim for "complex" carbs most of the time to avoid energy crashes. 2. Protein: The Building Blocks Think of protein as the "structural" macro. It’s responsible for much more than just big muscles; it’s involved in every single cell in your body. Why you need them: Protein is essential for tissue repair, immune function, hormone production, and maintaining lean muscle mass. How much: ...

Story of Fats | Nutrition | Get fit with Shubham

  1. The "Good" Fats: Unsaturated Fats These are liquid at room temperature and are generally considered heart-healthy because they improve cholesterol levels and reduce inflammation. Monounsaturated Fats (MUFAs) What they are: Fats with one "unsaturated" chemical bond. Health Impact: Very good. They help lower "bad" (LDL) cholesterol and provide Vitamin E. Sources: Olive oil, canola oil, avocados, peanuts, almonds, hazelnuts, and pecans. Polyunsaturated Fats (PUFAs) What they are: Fats with multiple "unsaturated" bonds. This category includes Omega-3 and Omega-6 fatty acids, which your body cannot make on its own. Health Impact: Excellent. They are essential for brain function and cell growth. Sources: Fatty fish (salmon, mackerel, sardines), walnuts, flaxseeds, sunflower seeds, and soybean oil. 2. The "Limit" Fats: Saturated Fats These are usually solid at room temperature (like butter or the fat on a steak). What they are: F...

Biceps and Triceps Anatomy | Fit with Shubham-3

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All the articles Forearm  Legs upper (above knee) Legs lower (below knee) Chest Back Shoulder Biceps Triceps Hips Mix exercisec Types of pushup respect to muscles it targets Muscles: brachii: Long head and Short head Brachialis l l Triceps: Triceps: l https://www.youtube.com/watch?v=kCNfvyCIHsw

Photography | Infinity focus

What is infinity focus and how set to infinity focus https://www.youtube.com/watch?v=Vvntbc6yXfM https://www.youtube.com/watch?v=ejgr5Bjn6oI src:  https://www.youtube.com/watch?v=18CtooHEqhk

Photography things to do

TODOS: Sunrise and sunset https://digital-photography-school.com/epic-sunrise-photos-with-a-zoom-lens/ Portrait photography https://digital-photography-school.com/best-camera-settings-portrait-photography/ Rule of third How to use natural light in photography https://digital-photography-school.com/natural-light-in-travel-photography/ BLog n: milky way photography: https://www.youtube.com/watch?v=bub6ege1Qas Relation bw focal length and aperture Picture controls: Sharpening Clarity Contrast Saturation Default controls Flat Neutral Portrait Standard Vivid Landscape Monochrome- Blank and white How to manually focus Guide book: https://digital-photography-school.com/ultimate-guide-library/ next title | Become a photographer with Shubham Part-7