Is my testosterone low?
Not a diagnosis: a head start. These are the three drivers most worth checking first, based on what the evidence says gets missed most often.
Test it properly
Morning sample, twice, with SHBG and free T calculated. One random afternoon test means little.
Sleep and weight first
Apnoea and central weight suppress T more than ageing does. Reversible.
Symptoms over numbers
Energy, drive, recovery and mood matter more than chasing a number.
Two morning total T + SHBG, LH, prolactin
1. Start a two-minute note so the pattern becomes visible.
2. Take the test list above with you so you can explain the pattern clearly.
3. Read the evidence: TRT: The Complete Evidence on Testosterone Replacement Therapy.
Education, not diagnosis, and never a replacement for your GP or pharmacist. Reference ranges and guidance vary; sudden, severe or worsening symptoms need 111, or 999 in an emergency. By Hussain Sharifi · independent, affiliate-free health research.