Why Timely Blood Tests Matter: A Guide for Athletes and Active Lifestyles
- Deepa Bhat
- Apr 8
- 4 min read
✨ Client Spotlight: Priya’s Journey
"I was working out 5–6 days a week, eating clean, but constantly feeling tired and low. My weight wouldn't budge and I blamed age. On Deepa's advice aka The Soul Trainer’s advice, I got a full blood panel done — and turns out my Vitamin D was at 9, and my B12 was dangerously low. With minor tweaks, weekly check-ins, and the right supplementation, I not only lost 3.5 kilos in 6 weeks but also felt ALIVE again! Blood tests changed my game."
– Priya, 34, Marketing Consultant & Runner
At The Soul Trainer, my belief is in a holistic, science-backed approach to health and fitness. While workouts, mindful eating, and recovery are essential pillars of well-being, there’s one underrated hero that often gets ignored: your blood markers.
Your body is constantly communicating with you — through energy levels, sleep patterns, mood, and performance. But sometimes, the signs are subtle. That’s where regular blood tests come in — giving us a peek under the hood to catch imbalances before they become full-blown issues.

🩸 Key Blood Tests You Shouldn’t Skip : Timely Blood Tests Matter
1. Vitamin D
Often low in urban dwellers and athletes training indoors. Low levels can lead to fatigue, weak bones, poor recovery, and even mood disturbances.Ideal Range: 50–75 ng/mL
2. Vitamin B12
Crucial for energy metabolism, nerve function, and red blood cell production. Deficiency can mimic burnout symptoms — fatigue, dizziness, and brain fog.Ideal Range: 200–900 pg/mL
3. HbA1c (Glycated Hemoglobin)
A 3-month average of your blood sugar levels. Even if you’re “fit,” poor sleep, stress, or excess carbs can increase this marker, leading to insulin resistance.Target: Below 5.7% (Non-diabetic range)
4. Triglycerides
A reflection of how your body handles fats. High triglycerides may signal poor liver function, excess sugar, or inflammatory diets.Optimal: Below 150 mg/dL
5. Electrolyte Panel
Especially important for athletes and runners. Low sodium, potassium, or magnesium levels can cause cramps, fatigue, irregular heartbeat, and poor hydration.
🧬 Other Important Markers to Watch
• CRP (C-Reactive Protein)
A marker of inflammation. Chronically elevated CRP could mean your body is silently battling inflammation — due to stress, poor diet, or overtraining.
• Iron & Ferritin
Especially important for menstruating women and endurance athletes. Low levels = low oxygen-carrying capacity = poor performance and recovery.
• Thyroid Function (TSH, T3, T4)
Thyroid imbalances can affect weight, mood, energy, and metabolism — and are often misdiagnosed or missed.
• Liver & Kidney Function Tests
These help monitor detoxification, hydration status, and overall organ health — vital for those on supplements or high-protein diets.
🧘♀️ Why It Matters for Athletes & Fitness Enthusiasts
You don’t have to wait for symptoms to appear. In fact, peak performance comes from prevention, not just correction. Timely Blood Tests Matter, whether you're training for an ultra-marathon, a weight-loss goal, or simply want to feel better day-to-day — blood markers help us make informed, personalized decisions around your nutrition, supplementation, and training.
✅ The Soul Trainer’s Approach
In every Flab to Fab program, I recommend baseline blood tests at the start. This allows me to track changes, adjust plans, and ensure you’re not just transforming on the outside — but thriving within.
Because at the end of the day, wellness isn’t a trend — it’s your truth. And your blood doesn’t lie.
Ready to check-in with your body the right way?
Book a consultation or explore my programs at thesoultrainer.net/nutrition
🩺 Essential Blood Tests Checklist – For General Wellness & Active Individuals
🧠 Vitamin & Mineral Profile
✅ Vitamin D3 (25-hydroxyvitamin D)
Why: Key for bone health, immunity, and mental wellness.
✅ Vitamin B12
Why: Essential for nerve function, energy metabolism, and red blood cell production.
✅ Iron & Ferritin
Why: Detects iron-deficiency anemia, important for endurance and stamina.
🩸 Glucose & Metabolic Health
✅ HbA1c (Glycated Hemoglobin)
Why: Indicates long-term blood sugar control; useful for pre-diabetes screening.
✅ Fasting Blood Sugar
Why: Immediate insight into blood glucose levels.
💪 Lipid Profile
✅ Triglycerides
✅ Total Cholesterol
✅ HDL / LDL Cholesterol
Why: Assess cardiovascular risk and fat metabolism – crucial for athletes and sedentary individuals alike.
⚡ Electrolyte Panel
✅ Sodium, Potassium, Calcium, Magnesium
Why: Crucial for hydration, nerve conduction, muscle function – especially for those training intensely.
🧬 Liver & Kidney Function Tests
✅ LFT (Liver Function Test)
Why: Important for detoxification and nutrient metabolism.
✅ KFT (Kidney Function Test)
Why: Ensures optimal removal of metabolic waste and balanced hydration.
🛡️ Thyroid Panel
✅ TSH, Free T3, Free T4
Why: Affects energy, mood, metabolism, and weight regulation.
🦠 Immunity & Inflammation Markers
✅ CRP (C-Reactive Protein)
Why: Marker of systemic inflammation.
✅ CBC (Complete Blood Count)
Why: Assesses overall health, immune response, and oxygen-carrying capacity.
✅ ESR (Erythrocyte Sedimentation Rate)
Why: Indicates underlying inflammation or infection.
🏃♀️ For Athletes & Fitness Enthusiasts
✅ CPK (Creatine Phosphokinase)
Why: Elevated levels may indicate muscle damage from overtraining.
✅ Testosterone (Total & Free) (for men)
Why: Impacts performance, recovery, and overall vitality.
✅ Cortisol Levels
Why: Chronic stress marker that can affect recovery, fat storage, and immunity.
🗓️ Recommendation
✔️ Get these tests done every 6–12 months
✔️ Discuss results with a qualified health coach or doctor
✔️ Use them as a baseline to fine-tune your fitness, nutrition, and recovery plans
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