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Thyroid labs

I see patients start noticing low thyroid symptoms with a FT3 of 3.1 or below. You can fall into the subclinical hypothyroidism where you have most of the symptoms even though the labs aren’t bottomed out. If the RT3 comes back at the upper end of the range that can cause symptoms as well. So...
- Dr Caleb Calkins
- Post #8
- Jun 16, 2020
- Forum: Blood Test Discussion
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New bloods

Your DHEA looks good. The range seems off vs other lab companies. I agree with getting a FT3 and RT3 but understand it can be tough through the VA. There is a good chance you may have some low thyroid symptoms with your TSH and total T4 numbers. Vitamin D is low normal which can happen even with...
- Dr Caleb Calkins
- Post #5
- Jun 16, 2020
- Forum: Blood Test Discussion
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More effective: IM or SubQ?

It is a personal choice. SQ has a higher risk of skin irritation, however is not very common especially if you massage the area after the injection. I have had some patients describe a slower and steady release into circulation with SQ. Whereas IM can feel like it gets in your system faster...
- Dr Caleb Calkins
- Post #11
- May 14, 2020
- Forum: Testosterone Basics & Questions
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Anyone take dhea before bed for better sleep?

I see good results with 25mg before bed. DHEA can decrease due to stress causing difficulty staying asleep, decreased dreams and sweating the small stuff during the day. Most people take it before bed however if you feel like it keeps you awake (about 10% of people) then take it in the morning.
- Dr Caleb Calkins
- Post #7
- May 14, 2020
- Forum: Thyroid, DHEA, Pregnenolone, Progesterone, etc
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Please welcome Dr Calkins to ExcelMale!

Thanks! Looking forward to being part of the community!
- Dr Caleb Calkins
- Post #8
- May 12, 2020
- Forum: Introductions

TRT Hormone Predictor Widget

Understanding Your Hormones

Estradiol (E2)

A form of estrogen produced from testosterone. Important for bone health, mood, and libido. Too high can cause side effects; too low can affect well-being.

DHT

Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth, prostate health, and masculinization effects.

Free Testosterone

The biologically active form of testosterone not bound to proteins. Directly available for cellular uptake and biological effects.

Scientific Reference

Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038