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Published on: Dec 08, 2021
3 minute read
By: Second Medic Expert

What Is A Calcium Blood Test?

The calcium blood test is a simple and popularly used test for determining one's "risk" for a variety of diseases. A patient will typically have in-office phlebotomy to obtain blood, with lab technicians then taking the sample to check the level of calcium in the blood with point-of-care laboratory equipment.

Due to its accuracy and low cost, it is used extensively in clinical laboratories as a screening tool for numerous conditions related to metabolic disorders such as diabetes or hyperparathyroidism including but not limited to increased risk of bone fractures.

The 'calcium blood test is performed to determine the calcium concentration in the blood. The level of calcium varies with age, habitation location, pregnancy status, and medications being taken. Calcium plays an important role in muscular relaxation, nerve impulse transmission, regulating vital body activity, bone metabolism, and also enables teeth mineralization.

A calcium blood test checks for an imbalance in the levels of two types of calcium in the bloodstream. It measures the level of ionized and total serum calcium. If one exceeds the other, it can be a sign that there is a problem with absorbing or regulating all types of calcium.

In recent years new research has emerged suggesting that typical Western diets—which are high in sugar intake—both promote not only diabetes but also cardiovascular disease by causing chronic stress on our body’s ability to regulate glucose metabolism and to create insulin resistance, which triggers high levels of sugar-induced inflammation toxins (specifical fructose) that interfere with cellular metabolism and DNA signaling pathways.

A calcium blood test is a procedure that measures the amount of calcium in your blood. Depending on how high or low the levels are, this could mean many things. A high level of serum calcium indicates hypercalcemia. This usually occurs when there is excessive production of parathyroid hormone (PTH) by abnormal cells in your body, such as teratoma cancers and certain types of malignancies or polycythemia vera. The excess PTH increases renal clearance and resorption rates so you excrete more calcium than normal through urination, causing increased levels in the bloodstream. It may also occur with hyperparathyroidism (also called primary hyperparathyroidism), mineral bone disease.

The calcium blood test measures the amount of calcium in the blood and is used to screen for potential health problems such as kidney disease, intestinal bypass surgery, and pseudo fractures. A pseudo proximal fracture (also known as a false fracture) is a break on an X-ray that does not occur at or near a joint. Pseudo proximal fractures are more easily seen on bone films than plain films because they show calcification throughout the length of the bone where they usually do not appear on X-rays. Pseudo proximal fractures can be caused by any injury which pulls hard enough to allow quick formation of xanthotic new bone — 24 hours — just before healing occurs.

The estrogen hormone in girls and older women controls the level of calcium in their blood. Estrogen helps make more of the protein that keeps the body's calcium in the bones. It also tightens up muscle cells so they can't let go of this stored-up calcium when a bone is resorbed; instead, it stays around to keep bones strong. This means your child will need to eat about 2,500 mg per day - many times what she needs for bone health alone - just to maintain proper function!

High dietary intake early on encourages even stronger kidney lfts among 6-year-olds with type 1 diabetes. Testosterone levels also play a role because it regulates the production of an enzyme necessary for normal blood.

This blood test measures the level of calcium in someone's blood. The inverse correlation between bone density and fracture risk may have led to a common belief that increases in circulating levels of calcitriol, consistent with an increase in dietary intake, should be associated with a higher bone mineral content and a lower occurrence of fractures.

One way to measure calcium during a blood test is with the presence of parathyroid hormone (PTH) and vitamin D. If PTH levels are low, it may suggest the body does not need more calcium. Low or absent levels of parathyroid hormone (PTH) may indicate:

the bone marrow has been destroyed and is no longer synthesizing new red blood cells
high liver fibrosis interfering with the production of PTH by the thyroid gland
irreversible kidney damage or chronic renal failure

Lower than average levels for this exam would include goiter/low iodine intake, eating disorders such as anorexia nervosa, malabsorption such as celiac disease. Higher

The calcium blood test measures the level of calcium in the person's bloodstream. Certain heart or kidney problems can show up on this particular type of test, but it is more commonly used to detect hypercalcemia. Hypercalcemia is generally caused by cancer cells which are rapidly increasing in number and will often cause symptoms that include bone pain, nausea, vomiting, diarrhea, and confusion. It can also sometimes lead to arrhythmias or altered mental states.

A calcium blood test measures the level of calcium in the blood. This reveals how much protein you're breaking down to provide your tissues with extra energy because protein is broken down into its main component--glucose (or sugar).

Osteoporosis, osteopenia, or bone fracture prevention.

High levels of vitamin D deficiency.

Metabolic acidosis (not enough acid in bloodstream) .

Kidney failure.

Lactate buildup due to anaerobic metabolism. The body switches from aerobic metabolism for simple tasks to anaerobic metabolism when you run out of oxygen during intense exercise, causing lactate accumulation that can lead to fatigue.

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Does Skipping Meals Slow Your Metabolism?

Many people skip meals hoping to lose weight or save time. But what happens inside your body when you do that? One of the most common concerns is:
Does skipping meals slow your metabolism?
Let’s explore the facts, myths, and what science really says.

What Is Metabolism?

Metabolism is the process your body uses to convert the food and drinks you consume into energy. Even when you're sleeping, your body is burning calories for basic functions like breathing and circulating blood. This is called your basal metabolic rate (BMR).

The faster your metabolism, the more calories you burn—naturally.

What Happens When You Skip a Meal?

When you skip a meal, your body starts looking for alternate energy sources. First, it uses stored glucose. If that runs out, it may break down fat or even muscle.

You may feel:

Tired or sluggish
Lightheaded or irritable
Crave sugary or high-carb foods later

If this becomes a regular pattern, it can impact your overall health and metabolism.

Does Skipping Meals Actually Slow Down Metabolism?

Short answer: Yes, it can—especially if done frequently.

Here’s how:

Your body goes into conservation mode.
To protect itself, your body may burn fewer calories if it senses food is not coming regularly.
You may lose muscle.
Skipping meals, especially without enough protein, can lead to muscle loss. Muscle burns more calories than fat—even at rest.
Hormonal imbalance.
Skipping meals can increase cortisol (the stress hormone), which is linked to fat storage, especially around the belly.
Energy dips.
Less fuel = less energy = less movement = fewer calories burned.

So yes, skipping meals may slow down your metabolism over time, making it harder to lose or maintain weight.

Is Intermittent Fasting the Same?

Not exactly. Intermittent fasting (IF) is a planned eating pattern, like eating between 12 PM and 8 PM.

It gives your body time to digest and repair, and when done right, does not necessarily slow metabolism.

The problem is randomly skipping meals without planning or nutrition tracking. That’s when metabolism can suffer.

Skipping Meals and Overeating

Another big issue is compensation. People who skip meals often overeat later in the day.

You may:

Binge on snacks
Choose unhealthy options due to cravings
Eat faster and beyond fullness

This can lead to weight gain, blood sugar spikes, and digestive discomfort.

Impact on Brain and Mood

Food fuels your brain. Skipping meals can cause:

Low focus and memory issues
Irritability and mood swings
Poor decision-making (especially with food choices)

It can also affect sleep and increase fatigue.

Healthy Alternatives to Skipping Meals

If you’re trying to lose weight or manage calories, here are smarter strategies:

1. Try time-restricted eating

Eat within a 10–12 hour window daily. This gives the benefits of fasting without shocking your system.

2. Eat smaller portions, not fewer meals

Balance your plate with carbs, protein, and healthy fats. Even 200–300 calorie meals can keep metabolism stable.

3. Stay hydrated

Sometimes thirst feels like hunger. Drink enough water throughout the day.

4. Focus on protein and fiber

They keep you full longer and help preserve muscle.

When to Worry

If you skip meals often and notice:

Constant fatigue
Weight gain despite eating less
Cold hands and feet
Hair thinning or dry skin

…these may be signs your metabolism has slowed down. Consult a doctor and consider tests like:

Thyroid function test
Vitamin B12/D3 levels
Fasting blood sugar

You can book these via SecondMedic.com, with home sample collection powered by Thyrocare.

Conclusion

Skipping meals once in a while won’t ruin your metabolism. But making it a habit can lead to slower calorie burning, muscle loss, and overeating.

If your goal is better health, focus on balanced eating, meal planning, and mindful food habits.

So, the next time you ask, “Does skipping meals slow your metabolism?”, remember—yes, it can, especially without strategy or support. Eat smart, not less.

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