What does vitamin D do in the body?

 

What does vitamin D do in the body?

 

Vitamin D is both a nutrient we eat and a hormone our bodies make. It is a fat-soluble vitamin that has long been known to help the body absorb and retain calcium and phosphorus; both are critical for building bone.

 

ভিটামিন ডি হলো চর্বিতে দ্রবণীয় একটি সেকোস্টেরয়েড গ্রুপ যা ক্যালসিয়াম, ম্যাগনেসিয়াম ও ফসফেট এর আন্ত্রিক শোষণ এবং মানবদেহে বিভিন্ন জৈবিক প্রভাব সৃষ্টির জন্য দায়ী। মানবদেহে সেকোস্টেরয়েড গ্রুপের সবচেয়ে গুরুত্বপূর্ণ যৌগ হল ভিটামিন ডি৩ এবং ভিটামিন ডি২ । ভিটামিন ডি এর প্রধান প্রাকৃতিক উৎস হলো সূর্যের আলো।

 

 

 What happens if vitamin D is low?

When vitamin D levels are low and the body isn't able to properly absorb calcium and phosphorus, there is an increased risk of bone pain, bone fractures, muscle pain and muscle weakness. In older adults, severe vitamin D deficiency (levels less than 10 ng/mL) may also contribute to an increased risk of falls.

 

What is normal vitamin D level?

between 20 and 40 ng/mL

The normal range of 25-hydroxy vitamin D is measured as nanograms per milliliter (ng/mL). Many experts recommend a level between 20 and 40 ng/mL. Others recommend a level between 30 and 50 ng/mL.

 

Vitamin D related disease /When lack of vitamin D in body?

 

In line with these findings, a wide number of studies have suggested associations of vitamin D deficiency (VDD) with

 respiratory tract infections,

osteoporosis,  and other

chronic and metabolic diseases such as

 obesity,

metabolic syndrome,

 type 2 diabetes mellitus (T2DM),

 cancer,

 rheumatoid arthritis (RA)

 

What causes respiratory infections?

 Causative agents of lower respiratory infections are viral or bacterial. Viruses cause most cases of bronchitis and bronchiolitis. In community-acquired pneumonias, the most common bacterial agent is Streptococcus pneumoniae.

 

 

What are the five most common respiratory tract infections?

Excerpt. Respiratory tract infection (RTI) is defined as any infectious disease of the upper or lower respiratory tract. Upper respiratory tract infections (URTIs) include the common cold, laryngitis, pharyngitis/tonsillitis, acute rhinitis, acute rhinosinusitis and acute otitis media.

The common signs of a respiratory infection include:

Chest or nasal congestion.

Wet or dry cough.

Runny nose.

Fatigue.

Body aches.

Low-grade fever.

Sore throat.

 

Symptoms of vitamin D deficiency may include:

Fatigue.

Not sleeping well.

Bone pain or achiness.

Depression or feelings of sadness.

Hair loss.

Muscle weakness.

Loss of appetite.

Getting sick more easily.

 

Vitamin D deficiency disease:

 

Osteoporosis

It is a health condition that weakens bones, making them fragile and more likely to break. It develops slowly over several years and is often only diagnosed when a fall or sudden impact causes a bone to break (fracture). The most common injuries in people with osteoporosis are: broken wrist.

What is the main cause of osteoporosis?

Beginning in childhood and into old age, a diet low in calcium and vitamin D can increase your risk for osteoporosis and fractures. Excessive dieting or poor protein intake may increase your risk for bone loss and osteoporosis.

 

What are  symptoms of osteoporosis?

 

But once your bones have been weakened by osteoporosis, you might have signs and symptoms that include:

Back pain, caused by a broken or collapsed bone in the spine.

Loss of height over time.

A stooped posture.

A bone that breaks much more easily than expected.

 

1.Rickets

 is a rare disease that causes the bones to become soft and bend. African American infants and children are at higher risk of getting rickets. In adults, severe vitamin D deficiency leads to osteomalacia. Osteomalacia causes weak bones, bone pain, and muscle weakness.

What are the five symptoms of rickets?

Symptoms of rickets include:

pain or tenderness in the bones of the arms, legs, pelvis, or spine.

stunted growth and short stature.

bone fractures.

muscle cramps.

teeth deformities, such as: delayed tooth formation. holes in the enamel. ...

skeletal deformities, including: an oddly shaped skull. bowlegs, or legs that bow out.

 

What are the causes of rickets?

The most common cause of rickets is a lack of vitamin D or calcium in a child's diet. Both are essential for children to develop strong and healthy bones. Sources of vitamin D are: sunlight – your skin produces vitamin D when it's exposed to the sun, and we get most of our vitamin D this

 

Osteomalacia:

 

Osteomalacia describes a disorder of “bone softening” in adults that is usually due to prolonged deficiency of vitamin D. This deficiency results in abnormal osteoid mineralization.

 

What are the symptoms of osteomalacia?

pain felt in the bones and joints.

muscle pain and weakness, particularly following exercise.

bones that break more easily, particularly those in the hips, lower back and feet.

difficulty walking and a change in how you walk – possibly with a waddle.

 

What is the difference between osteomalacia and osteoporosis?

Two metabolic bone diseases decrease bone mass: osteoporosis and osteomalacia. In osteoporosis, bone mass decreases, but the ratio of bone mineral to bone matrix is normal. In osteomalacia, the ratio of bone mineral to bone matrix is low.

How vitamin D related to cancer?

 

 

 

Vitamin D deficiency has been found to be associated with a variety of cancers, including prostate, multiple myeloma, colorectal and breast cancer. Several studies have shown vitamin D levels to have an inverse relation with cancer mortality, while others have considered it a potential risk factor.

 

 

What is the mean of vitamin E?

 A nutrient that the body needs in small amounts to stay healthy and work the way it should

Source:

It is fat-soluble (can dissolve in fats and oils) and is found in seeds, nuts, leafy green vegetables, and vegetable oils. Vitamin E boosts the immune system and helps keep blood clots from forming.

 

What diseases cause vitamin E deficiency?

Ataxia with vitamin E deficiency (AVED)

Stroke.

Cerebral palsy.

Biliary disease.

Short-Bowl syndrome.

Mutations in the tocopherol transfer protein causing impaired fat metabolism.

 

Ataxia means without coordination. People with ataxia lose muscle control in their arms and legs. This may lead to a lack of balance, coordination, and trouble walking. Ataxia may affect the fingers, hands, arms, legs, body, speech, and even eye movements

 

Biliary disease refers to diseases affecting the bile ducts, gallbladder and other structures involved in the production and transportation of bile. Bile is a fluid produced by the liver that aids digestion.

 

বিলিয়ারি রোগ বলতে পিত্ত নালী, গলব্লাডার এবং পিত্ত উৎপাদন ও পরিবহনের সাথে জড়িত অন্যান্য কাঠামোকে প্রভাবিত করে এমন রোগকে বোঝায়। পিত্ত লিভার দ্বারা উত্পাদিত একটি তরল যা হজমে সহায়তা করে।

 

 

What is vitamin K do?

Vitamin K is a group of vitamins that the body needs for blood clotting, helping wounds to heal. There's also some evidence vitamin K may help keep bones healthy.

 

Which food is rich in vitamin K?

Food Sources

Green leafy vegetables including collard and turnip greens, kale, spinach, broccoli, Brussels sprouts, cabbage, lettuces.

Soybean and canola oil.

Salad dressings made with soybean or canola oil.

Fortified meal replacement shakes.

কোন খাবারে ভিটামিন কে সমৃদ্ধ?

খাদ্য উত্স

কলার এবং শালগম শাক, কেল, পালং শাক, ব্রকলি, ব্রাসেলস স্প্রাউট, বাঁধাকপি, লেটুস সহ সবুজ শাক সবজি।

সয়াবিন এবং ক্যানোলা তেল।

সয়াবিন বা ক্যানোলা তেল দিয়ে তৈরি সালাদ ড্রেসিং।

ফোর্টিফাইড খাবার প্রতিস্থাপন ঝাঁকুনি

 

What are the vitamin related diseases?

These include, but are not limited to, Protein Energy Malnutrition, Scurvy, Rickets, Beriberi, Hypocalcemia, Osteomalacia, Vitamin K Deficiency, Pellagra, Xerophthalmia, and Iron Deficiency.

 

সুস্বাস্থ্য বজায় রাখার জন্য, খুব হালকা পরিমাণ খান, গভীরভাবে নিশ্বাস নিন, সবসময় আনন্দ নিয়ে থাকুন এবং বেচে থাকার একটা কারণ খুঁজে নিন। দেখবেন অনেক ভালো আছেন!!

উইলিয়াম লন্ডেন


Keratomalacia.


Keratomalacia.

কেরাটোম্যালাসিয়া হল একটি চোখের ব্যাধি যা ভিটামিন -এর অভাবের কারণে কর্নিয়া (আইরিস এবং পিউপিলের সামনের পরিষ্কার স্তর) শুকিয়ে যায় এবং মেঘ হয়ে যায়। রাতের অন্ধত্ব একটি প্রাথমিক লক্ষণ। অন্ধত্ব শেষ পর্যন্ত বিকশিত হতে পারে। চোখ, ত্বক এবং অন্যান্য... অপুষ্টিতে ভুগছেন এমন ব্যক্তিদের




Deficiency of Vitamin A related disease

 

Bitot spots.

Bitot's spots are the buildup of keratin located superficially in the conjunctiva of human's eyes. They can be oval, triangular or irregular in shape. The spots are a sign of vitamin A deficiency and associated with drying of the cornea.

BITOT SPOT


Skin irritation.


Skin Irritation

A simple rash is called dermatitis, meaning inflammation of the skin. Contact dermatitis is caused by things your skin touches, such as: Chemicals in elastic, latex, and rubber products. Cosmetics, soaps, and detergents. Dyes and other chemicals in clothing.

Stunted growth.

Stunting is the impaired growth and development that children experience from poor nutrition, repeated infection, and inadequate psychosocial stimulation.

Anaemia:

 

Anaemia

Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues. Different types of anemia include: Anemia due to vitamin B12 deficiency. Anemia due to folate (folic acid) deficiency.

The main function of red blood cells is to:

carry oxygen towards the tissues from the lungs. It does this by binding oxygen to hemoglobin.

carry carbon dioxide away from the tissues and towards the lungs. ...

red blood cells' functions also include determining a person's blood type.

White blood cell:

White blood cells are part of the body's immune system. They help the body fight infection and other diseases. Types of white blood cells are granulocytes (neutrophils, eosinophils, and basophils), monocytes, and lymphocytes (T cells and B cells).

 

Thrombocytes are pieces of very large cells in the bone marrow called megakaryocytes. They help form blood clots to slow or stop bleeding and to help wounds heal. Having too many or too few thrombocytes or having platelets that don't work as they should can cause problems.


What is food ? Functions of food? What are the 6 functions of vitamin A? Vitamin A related disease--Xerophthalmia

 

What is food in short answer?

Food is any nutrient-rich material consumed or absorbed by humans, animals, or plants in order to sustain life and growth. The major sources of food are animals and plants. It is consumed because it provides energy and nourishment and keeps humans and animals healthy.

Functions of food

Function Of Foods

What are benefits of vitamin A? 

Vitamin A is important for normal vision , the immune system, reproduction, and growth and development. Vitamin A also helps your heart, lungs, and other organs work properly. Carotenoids are pigments that give yellow, orange, and red fruits and vegetables their color.

Which foods are rich in vitamin A?

The main food sources of beta-carotene are: yellow, red and green (leafy) vegetables, such as spinach, carrots, sweet potatoes and red peppers. yellow fruit, such as mango, papaya and apricots

What are the 6 functions of vitamin A?


Vitamin A Functions

Vision. Vitamin A is required for the maintenance of normal vision. ...

Immune system. Vitamin A is essential for maintaining healthy immune function and deficiency can lead to an impaired response to infection.

Cell growth. ...

Gene transcription and protein formation. ...

Skin health. ...

How much vitamin A per day?

Toxicity and dosage recommendations. Just as vitamin A deficiency can negatively impact health, getting too much can also be dangerous. The Recommended Dietary Allowance (RDA) for vitamin A is 900 mcg and 700 mcg per day for men and women, respectively

Vitamin A related disease 

  • Night blindness. This causes you to have trouble seeing in low light. ...
  • Xerophthalmia.



Xerophthalmia.
Xerophthalmia




  • Xerophthalmia is a serious eye disorder associated with vitamin A deficiency. Because of the potential for permanent blindness, this disorder is best managed by an interprofessional team. The patients with vitamin A deficiency are initially seen by primary care clinicians.

With this condition, the eyes may become very dry and crusted, which may damage the cornea and retina.Infection. It also diminishes the ability to fight infections. Even mild, subclinical deficiency can be a problem, because it may increase children's risk for respiratory and diarrhoeal infections, decrease growth rates, slow bone development and decrease the likelihood of survival from serious illness. Vitamin A deficiency is associated with a variety of infectious diseases, including diarrheal and respiratory disease, measles, and human immunodeficiency virus type 1 (HIV-1)


What is nutrition? Meaning of sports nutrition; Types of nutrients ; Functions of nutrients




What is nutrition?

Nutrition is the study of food and how it affects the health and growth of the body. Nutrients are substances found in foods that our bodies use to grow, reproduce and survive.

 What is the meaning of sports nutrition?

Sports nutrition is the study and implementation of a diet/plan that is designed to increase athletic performance. Best performance is achieved by providing the right amount of food type (protein, carbohydrates, fats, fiber, etc.), fluids and nutrients to maximize energy and aid in sports recovery.

How many types of nutrients are there?

There are more than 40 different kinds of nutrients in food and they can generally be classified into the following 7 major groups:

i) Carbohydrates ii) Proteins iii) Fats iv)Vitamins v) Minerals vi) Dietary fiber

What are the nutrients functions?

Water. Water is crucial for survival, especially because it accounts for 60% of the human body. ...

Carbohydrates. Carbohydrates are your body's primary source of energy. ...

Fiber. Plants that contain fiber include fruits, vegetables, and grains. ...

Fats. Fats are necessary to sustain a healthy body. ...

Protein: Its major functions include building, repairing and maintaining healthy body tissues.

Vitamins:There are many kinds of vitamins from various food groups and they participate in different body metabolism such as maintaining healthy skin and hair, building bones and releasing and utilizing energy from foods

Minerals:Minerals are a group of essential nutrients which regulate many body functions such as fluid balance, muscle contraction and transmission of nerve impulses. Some minerals are structural component of the body, such as calcium in bones and teeth.

Water

Why are they essential to our body?

Each of the 7 major groups of nutrients performs different and unique functions in our body, which are all essential in a balanced diet because they work together and contribute to our good health. The main functions of these nutrients can be summarized below:

Carbohydrates

Carbohydrates are a major source of energy of our body, and they come mainly from grains, such as rice and noodles. Besides, other foods such as fruit, root vegetables, dry beans and dairy products also contain carbohydrates.

Proteins

Meat, fish, seafood, eggs, dairy products, dry beans and bean products are good sources of protein. Its major functions include building, repairing and maintaining healthy body tissues.

Fats

Fats can be found in foods such as meat, dairy products, nuts, seeds and edible oils. Fats serve as a kind of energy source. They prevent heat loss in extreme cold weather and protect organs against shock. They are responsible for making up part of our body cells and transporting fat-soluble vitamins such as vitamin A, D, E and K.

Vitamins

There are many kinds of vitamins from various food groups and they participate in different body metabolism such as maintaining healthy skin and hair, building bones and releasing and utilizing energy from foods. Vitamins can be classified into water-soluble and fat-soluble vitamins.

 

Minerals

Minerals are a group of essential nutrients which regulate many body functions such as fluid balance, muscle contraction and transmission of nerve impulses. Some minerals are structural component of the body, such as calcium in bones and teeth.

Dietary fibre

Dietary fibre is the indigestible part found in plant. It helps stablise blood sugar, promote gastrointestinal health and prevent constipation. Dietary fibre can be classified into soluble and insoluble fibre.

Water

Water is the most abundant substance in human body and is also an essential nutrient to maintain our health. The major functions of water include regulation of body temperature, production of body fluids, transportation of nutrients and removal of waste products.

Each nutrient performs different functions in our body, they all work together and contribute to our good health by having a balanced diet.

মূল্য পরিশোধ করা হয়নি, ভ্যাট পরিশোধ করতে হবে কিনা। ক্রয় করা হয়েছে, মূল্য পরিশোধ করা হয়নি, রেয়াত পাওয়া যাবে কিনা, ইত্যাদি

 প্রশ্নটা হলো, বিক্রয় করা হয়েছে, মূল্য পরিশোধ করা হয়নি, ভ্যাট পরিশোধ করতে হবে কিনা।  ক্রয় করা হয়েছে, মূল্য পরিশোধ করা হয়নি, রেয়াত পাওয়া যাবে...