• Body Composition: Over 60% of an adult's total body weight is water, and the brain and muscles are 75–80% water.

• Temperature Regulation: It regulates body temperature through sweating and serves as a lubricant for joints, eyes, and the mouth.

-🄷🄰🄻🄴🄴🄼🄰

1. About 70 percent of human body is water

2. All the substances that the body needs for life dissolve in water

3. Water is found in cells where all chemical reactions take place between substances to keep us alive

4. The blood is made from water

5. It is the liquid that transports blood components around the body

Abeeha Zainab

.It is essential for all vital processes,including Cellular respiration (energy production).

.Acts as a transport medium for nutrients, oxygen, and waste in the blood.

.Regulates body temperature through sweating.

Helps in digestion and removal of toxins

Safa Zainab

7Mauve

Instead Sara should consider making a balanced diet, with advice from a dietitian, and Include almost every food on her palate, just in controlled and disciplined routines and ways.

1. Almost every chemical process in your body requires water to happen.

2. Water helps your kidneys and liver flush out toxins and waste products through urine.

3. Water acts as a cushion for your brain, spinal cord, and joints.

4. It also keeps your skin glowing, fresh and hydrated.

5. It also helps digest your food easily.

1. Is it packaged in nature-safe and approved environments? And are there any confirmations

2. Is there any extra additives included? if so which ones and which ones are harmful if consumed in large amounts

3. Added sugars play major roles, check if there's excessive amounts.

4. Artifical food dyes can be toxic if consumed without restriction. is it naturally sourced or harmful?

-Haleema

• Read ingredients: fewer and simple ingredients are better.

• Check sugar: low sugar is healthier.

• Check salt: too much salt is harmful.

• Look at fats: avoid unhealthy (trans) fats.

• Read nutrition label: see if it has useful nutrients.

• Don’t trust labels: words like “healthy” can be misleading.

Abeeha Zainab

Our body needs Fats. Without them, Sara may feel weak ans won't get important vitamins.

She should eat less fat, not stop it completely

Safa Zainab

7Mauve

1. Junk food is a slow poison, you think you're fine untill small tasks like running and atheletiscim become a challenge.

2. You'll loose you're appetite over time, consumption of the same product leads to nausea and makes you heavily prone to catch stomach and gut related diseases.

3. Life threats, it may not seem like much now but once you grow old? Your knees will tell you otherwise.

-Haleema

Safa Zainab

7Mauve

1. Meats such as chicken are easily cooked in everyday households.

2. Dairy products like Milk and Cheese can be added slowly into a pallete without causing a burden to your wallet

3. Nuts can be sourced by any local street seller at affordable prices, making it both pocket friendly and accessible

4. fruits are sold on a daily basis by local sellers.

-Haleema

Safa Zainab

7Mauve

For example, foods like rice,beans, lentils, eggs,seasonalvegetables, and fruits are healthy and cheap. You don't always need fancy ot imported foods to be healthy. Buying locala nd cooking home can make healthy eating affordable.

Safa Zainab

7Mauve

No, eating healthy is not always expensive, though it is a common misconception driven by the marketing of "superfoods" and the high cost of trendy, pre-packaged organic health foods. While it is true that nutrient-dense fresh produce can cost more per calorie than ultra-processed comfort foods, a diet focused on whole foods, home cooking, and seasonal produce is often cheaper than eating out or buying convenience foods.

1. Affordable Whole Foods vs. Processed Options

Many staples of a healthy diet are among the cheapest items in the grocery store.

• Examples: Dried beans, lentils, brown rice, oats, eggs, and peanut butter are incredibly nutritious, filling, and cost-effective.

• Comparison: A 5lb bag of potatoes is roughly the same price as one bag of chips, but offers much higher nutritional value and satiety.

  
  

2. Frozen and Canned Produce

Fresh organic produce can be expensive, but frozen and canned alternatives are often just as nutritious—sometimes more so, because they are frozen at peak ripeness—and are usually much cheaper.

• Examples: Frozen broccoli, spinach, berries, and canned tomatoes (without added salt/sugar) provide vitamins and fiber at a lower price point than fresh, out-of-season items.

3. Home Cooking vs. Fast Food/Takeout

The biggest hidden cost is not the food itself, but the "convenience fee" of prepared meals. Cooking at home is almost always cheaper and healthier, as it allows control over salt, sugar, and fat.

• Examples: A homemade meal of roasted chicken thighs, rice, and beans is significantly cheaper than a similar takeout meal.

• Satiety Cost: A $1 burger might seem cheap, but it is not filling, leading to more snacking. Eggs, which are nutritious and cheap, provide better long-term satiety.

  
  

4. Buying in Bulk and Seasonal Shopping

• Bulk Buying: Buying grains, nuts, and frozen items in bulk reduces the cost per unit.

• Seasonal Produce: Buying fruits and vegetables in season (e.g., strawberries in summer) can cut costs by up to 100% compared to buying them in winter.

5. Water as a Beverage

Sugary drinks, sodas, and juices are high in cost and low in nutrition. Switching to tap water saves money and is the healthiest option.

• I wouldn't lecture my friend like a teacher but instead make them understand the harms of junk food. I also wouldn't completely stop them from eating junk food. I would explain that they can have junk food but in small proportions. Of course I would tell the benefits and the disadvantages.

• I would firstly check the ingredients especially for salt, sugar and artificial colouring or flavours.

• I would measure the energy of the food by a bomb calorimeter experiment

• I would check the fat level, oil level, and calories.

If Sara stops eating fat completely, here is what will happen:

• Vitamin Deficiency: Her body won't be able to absorb Vitamins A, D, E, and K (they need fat to work).

• Brain Issues: The brain is 60% fat, so she might feel "foggy" or have trouble focusing.

• Constant Hunger: Fat keeps you full. Without it, she’ll feel "hangry" and likely overeat on sugar instead.

• Skin/Hair Problems: Her skin could get really dry and her hair could become brittle.

Scientifically, Water is the most important nutrient because your body is about 60-70% water.

Scientific Reasons:

1. Cell Function: Every single cell in your body needs water to stay alive and do its job.

2. Temperature Control: Water helps you sweat so you don't overheat.

3. Transport: It acts like a "highway" to carry oxygen and other nutrients to your organs.

4. Survival: You can live for weeks without food, but you’ll only last a few days without water.