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

What Is A Calcium Blood Test?

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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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Healthcare Insurance in India: Protecting Health, Empowering Lives with SecondMedic

Healthcare Insurance in India: Protecting Health, Empowering Lives with SecondMedic

Health is priceless, but healthcare can be expensive. In a country where medical inflation rises by nearly 12% every year, healthcare insurance has become a necessity, not a luxury.

SecondMedic bridges medical protection with digital convenience — giving Indians a smarter, simpler way to stay covered and cared for.

 

What Is Healthcare Insurance?

Healthcare insurance is a financial safety net that covers hospitalization, treatment, and medical expenses. It ensures you get access to top-quality hospitals without worrying about unexpected bills.

Modern health plans now go beyond emergencies — they cover preventive care, teleconsultations, home diagnostics, and even digital wellness programs.

 

Why Healthcare Insurance Is Essential in India

A 2024 report by IRDAI (Insurance Regulatory and Development Authority of India) found that over 70% of Indians pay medical bills out-of-pocket. One hospitalization can wipe out an entire year’s savings for a middle-income family.

Healthcare insurance:

  • Protects against medical inflation

  • Enables cashless hospitalization

  • Provides tax benefits under Section 80D

  • Encourages early detection via preventive checkups

  • Supports virtual consultations and chronic care follow-ups
     

 

Types of Healthcare Insurance Plans

1. Individual Health Plans

Covers one person — ideal for self-employed or single professionals.

2. Family Floater Plans

A shared sum insured for the whole family — cost-effective for parents and children.

3. Senior Citizen Plans

Customized for people aged 60+, including chronic disease and home care support.

4. Corporate & Group Insurance

Employer-provided coverage with wellness programs and digital consultation access.

5. Top-Up & Super Top-Up Plans

Extend existing coverage limits at low cost.

 

SecondMedic’s Role in Smarter Health Coverage

SecondMedic doesn’t just help you buy insurance — it helps you live healthier under it.

Our integrated Digital Health + Insurance model provides:

  • Cashless virtual consultations

  • Coverage-linked diagnostics (home or lab-based)

  • E-prescriptions & discounted pharmacy

  • AI-based health score tracking

  • Doctor guidance for claims and follow-ups
     

This ensures that insurance is used proactively, not just in emergencies.

 

Preventive Care + Insurance: A Winning Combo

Insurance companies now reward preventive care. By getting regular SecondMedic checkups, your health data helps keep premiums lower and claim-free bonuses active.

A NITI Aayog 2024 report found that preventive health monitoring reduced hospitalization risk by 28% among insured individuals.

 

Digital Health Meets Insurance

With SecondMedic’s tech-driven model, your insurance can now include:

  • Online doctor consultations

  • Chronic care management

  • Home sample collections

  • Telemedicine coverage

  • Digital health reports for easy claims
     

You can view your policy benefits, upload claims, and access your medical records — all through your SecondMedic dashboard.

 

How to Choose the Right Healthcare Insurance

  1. Assess your medical history and family needs.

  2. Compare premiums, claim ratios, and network hospitals.

  3. Choose plans with telehealth, diagnostics, and preventive cover.

  4. Check waiting periods for pre-existing conditions.

  5. Use SecondMedic’s plan comparison tool for expert-backed guidance.
     

 

Conclusion

Healthcare insurance is not just a policy — it’s peace of mind.
By combining medical coverage with digital healthcare and preventive wellness, SecondMedic ensures that protection is proactive, not reactive.

Whether you need basic health cover or a comprehensive family plan, SecondMedic makes the journey simple, transparent, and fully online.

Compare and choose your healthcare insurance plan today at SecondMedic.com — because your health deserves both care and security.

 

Real Data & References

  • IRDAI Report 2024: 70% of Indians still pay medical bills out-of-pocket.
    irdai.gov.in

     

  • NITI Aayog 2024: Preventive health reduces hospitalizations by 28%.
    niti.gov.in

     

  • WHO India 2023: 50% of health issues preventable through early care.
    who.int/india

     

  • SecondMedic Data (2025): 67% users prefer health plans with digital consultations.
    secondmedic.com

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