• 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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Sleep and Performance: The Silent Driver of Workplace Success

Sleep and Performance: The Silent Driver of Workplace Success

In India’s fast-paced digital work culture, sleep has quietly become one of the most overlooked pillars of productivity. While caffeine, deadlines, and long screen hours dominate the modern office routine, quality sleep remains the true driver of performance, creativity, and emotional balance.

According to NITI Aayog’s 2024 Health & Productivity Report, sleep deprivation affects nearly 68% of Indian professionals, leading to fatigue, anxiety, and reduced focus - a direct hit to workplace performance.

 

The Science of Sleep and Productivity

Sleep isn’t just rest - it’s restoration.
During sleep, the brain processes memory, repairs cells, balances hormones, and regulates emotional control.
Without enough of it, cognitive efficiency drops by up to 40%, as shown in a Statista 2024 workplace wellness survey.

Employees who get adequate sleep display:

  • Better problem-solving abilities

  • Faster reaction times

  • Improved emotional regulation

  • Higher motivation and engagement
     

In contrast, chronic sleep deprivation leads to irritability, errors, poor concentration, and slower learning.

 

Sleep and Mental Health at Work

Work stress and poor sleep form a vicious cycle.
Prolonged stress raises cortisol levels - which interferes with the body’s ability to fall and stay asleep. In turn, lack of sleep increases anxiety and depression risk.

A FICCI-EY 2024 study found that professionals sleeping less than 6 hours a night reported 25% lower job satisfaction and 31% higher burnout than those sleeping 7–8 hours.

Sleep directly impacts mental health, which in turn affects workplace collaboration, leadership, and creativity.

 

SecondMedic’s Approach to Sleep Wellness

SecondMedic offers digital solutions that integrate teleconsultations, AI-based sleep tracking, and stress management programs - empowering individuals to build better rest habits.

Key components include:

  • Sleep Consultations: Online sessions with wellness experts to identify causes of poor sleep (stress, diet, or screen habits).

  • AI Sleep Tracker: Monitors sleep patterns and provides actionable recommendations.

  • Mindfulness Sessions: Guided relaxation and breathing techniques to improve sleep quality.

  • Hormonal & Fatigue Tests: Diagnostic packages to rule out medical causes like thyroid imbalance or sleep apnea.
     

SecondMedic’s holistic model blends technology and medical expertise to restore the most vital aspect of health - restorative sleep.

 

Corporate Wellness and Productivity

Forward-thinking organizations are now investing in corporate sleep wellness programs as part of their employee health initiatives.
A Deloitte India 2024 report shows that sleep-related wellness initiatives can increase productivity by 25% and reduce absenteeism.

SecondMedic partners with companies to provide:

  • Sleep and stress assessments

  • Online wellness consultations

  • Customized fatigue and burnout prevention workshops
     

The result? Healthier employees, fewer sick days, and a happier, more focused workforce.

 

How to Improve Sleep and Performance

Here are actionable steps professionals can take:

  1. Set a Sleep Routine: Go to bed and wake up at consistent times.

  2. Avoid Screens Before Bed: Blue light disrupts melatonin production.

  3. Limit Caffeine & Alcohol: Both affect sleep quality if consumed late.

  4. Exercise Regularly: Light evening walks promote better sleep.

  5. Use Sleep Tools: Track your rest cycles with digital apps like SecondMedic’s AI sleep tracker.
     

Consistency, not duration alone, determines sleep quality.

 

The Link Between Sleep and Leadership

Leaders who prioritize rest make clearer decisions and foster more empathetic workplaces.
A rested mind is a resilient mind - capable of innovation, strategic thinking, and conflict resolution.

In contrast, chronic fatigue impairs judgment and emotional control, two critical traits for leadership success.

 

India’s Shift Toward Sleep-Aware Work Culture

As the wellness movement grows, Indian organizations are embracing sleep as a strategic asset.
Tech firms, healthcare companies, and startups are partnering with wellness platforms like SecondMedic to integrate sleep-focused employee programs.

This cultural shift reflects a global realization - productivity is not about working longer but resting smarter.

 

Conclusion

Sleep is not a passive activity - it’s the foundation of high performance.
By prioritizing rest, India’s professionals can unlock sharper focus, better mental health, and sustainable productivity.

With SecondMedic’s sleep and wellness programs, individuals and organizations alike can harness the true potential of healthy sleep - the silent, powerful driver of success.

Book your sleep health consultation today at www.secondmedic.com

 

References

  1. NITI Aayog – Health & Productivity Report 2024

  2. FICCI-EY – Corporate Wellness in India 2024

  3. Statista – Sleep & Workplace Efficiency Study India 2024

  4. Deloitte India – Employee Wellness Trends 2024

  5. ABDM – Ayushman Bharat Digital Mission (Sleep & Wellness) – https://abdm.gov.in

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