Evidence-Based Supplement & Herb Guides

Premature Ejaculation: Causes and Evidence-Based Treatments

Learn what premature ejaculation is, why it happens, how doctors evaluate it, and which evidence-based treatments can improve control, timing, and sexual confidence.

Premature ejaculation is not just “finishing fast.” It usually means ejaculation happens sooner than wanted, feels hard to control, and causes stress, frustration, or...

Preparing for Fatherhood: Mental Health, Sleep, Stress, and Relationship Changes

Preparing for fatherhood means planning for mental health, sleep loss, stress, relationship changes, bonding, and sex after birth, with clear signs of when new dads should get help.

Becoming a father changes more than your schedule. It can change your sleep, patience, confidence, sex life, friendships, money pressure, and the way you...

Pre-Workout Supplements for Men: Caffeine, Blood Pressure, Anxiety, and Heart Risk

Learn how pre-workout supplements affect caffeine intake, blood pressure, anxiety, sleep, and heart risk in men, plus safer label checks and warning signs.

Pre-workout supplements can make training feel sharper, louder, and more intense, but the same ingredients that boost alertness can also cause jitters, racing heart,...

Priapism: Prolonged Erection Causes and When It’s an Emergency

Learn what priapism is, why a prolonged erection can be an emergency, common causes, warning signs, ER treatment, and how to prevent repeat episodes.

Priapism is an erection that lasts too long, happens without normal sexual arousal, or does not go away after ejaculation. The usual emergency cutoff...

Primary vs Secondary Hypogonadism: What LH and FSH Reveal About Low Testosterone

Low testosterone is not one diagnosis. It is a lab finding that needs context: symptoms, repeat morning testing, and the hormone signals that tell...

Prolactin in Men: Low Libido, ED, Fertility Problems, and Pituitary Causes

Learn how high prolactin affects men, including low libido, erectile dysfunction, fertility problems, low testosterone, testing, pituitary causes, and treatment options.

Prolactin is best known as a hormone involved in milk production, but men make it too. In men, a high prolactin level can interfere...

Prostate Biopsy: Why It’s Done, What to Expect, and Possible Side Effects

Learn why prostate biopsy is done, how transperineal and transrectal biopsies differ, what happens during the procedure, common side effects, warning signs, and what results can mean.

A prostate biopsy is a test that removes tiny samples of prostate tissue so a lab can check them for cancer. It is usually...

Prostate Cancer Screening: When to Start and How to Decide

Learn when to start prostate cancer screening, how PSA testing works, who is higher risk, what high results mean, and how to weigh benefits, harms, and next steps.

Prostate cancer screening is not a one-size-fits-all test. Some men benefit from finding an aggressive cancer early, when treatment is more likely to work....

Prostate Cancer Symptoms: Urinary Changes, Pain, and When to Get Checked

Learn prostate cancer symptoms, including urinary changes, blood, pelvic or bone pain, risk factors, urgent warning signs, and what happens when you get checked.

Prostate cancer often grows quietly at first. Many men with early prostate cancer feel normal, have no pain, and notice no change in urination....

Prostate Cancer Treatment Options: Surgery, Radiation, Hormone Therapy, and Monitoring

Compare prostate cancer treatment options, including active surveillance, surgery, radiation, hormone therapy, side effects, recovery, and how doctors match treatment to risk level.

Prostate cancer treatment is not one-size-fits-all. A man with a small, slow-growing tumor may be safest with close monitoring, while another man with high-risk...

Prostate Health 101: BPH, Prostatitis, and Cancer Risk Explained

Understand BPH, prostatitis, PSA testing, and prostate cancer risk with clear symptoms, warning signs, testing steps, treatment options, and follow-up guidance.

The prostate is small, but it can cause confusing symptoms when it becomes enlarged, inflamed, infected, or cancerous. A weak stream, frequent nighttime urination,...

Prostate MRI: When It’s Used and What Results Mean

Learn when prostate MRI is used, what PI-RADS scores mean, how MRI affects biopsy decisions, and what follow-up may look like after abnormal or negative results.

A prostate MRI is an imaging test that gives a detailed look at the prostate gland and the tissues around it. It is most...

Prostatitis: Symptoms, Causes, and Treatment Overview

Learn the symptoms, causes, types, tests, and treatment options for prostatitis, including acute bacterial infection, chronic bacterial prostatitis, and chronic pelvic pain syndrome.

Prostatitis is inflammation, infection, or pain involving the prostate gland, a small gland below the bladder that helps make semen. It can cause burning...

Protein Powder for Men: Muscle, Weight Loss, Safety, and Label Red Flags

Learn how men can use protein powder for muscle gain, weight loss, and daily protein goals, plus safety tips, label red flags, and third-party testing basics.

Protein powder can help men hit a daily protein target, but it does not build muscle by itself, melt belly fat, or replace a...

PSA Levels by Age: What’s Typical and What Triggers Follow-Up

Understand PSA levels by age, what counts as elevated, why PSA can rise without cancer, and when repeat testing, MRI, or biopsy may be needed.

PSA results are easy to misunderstand because the number looks simple, but the meaning depends on age, prostate size, medications, recent activity, infection, family...

PSA Test Explained: What It Measures and What Results Mean

Understand what a PSA test measures, why levels rise, what high or borderline results can mean, and what usually happens next after repeat testing, MRI, or biopsy.

A PSA test is a blood test that measures prostate-specific antigen, a protein made by prostate cells. Doctors use it most often to help...

Pumpkin Seed Oil for Prostate Health: Evidence, Dosage, and Safety

Pumpkin seed oil may modestly help BPH urinary symptoms in some men. Learn what the evidence shows, common doses, safety concerns, and when to see a doctor.

Pumpkin seed oil is often marketed for prostate support, especially for urinary symptoms linked with an enlarged prostate. The evidence is not strong enough...

Receding Hairline in Men: Early Signs, Causes, and Treatment Options

Learn the early signs of a receding hairline in men, why it happens, when to get checked, and which treatments may slow hair loss or improve thickness.

A receding hairline usually starts quietly. The corners above the temples creep back, the forehead looks a little taller in photos, or the front...

Rectal STI Symptoms in Men: Pain, Discharge, Bleeding, and Testing

Learn the common rectal STI symptoms in men, including anal pain, discharge, bleeding, sores, diarrhea, and when rectal swab testing or urgent care is needed.

Rectal STI symptoms in men can be obvious, mild, or completely absent. Anal pain, rectal discharge, bleeding after sex, itching, sores, urgency to poop,...

Recurrent UTIs in Men: Prostate Links, Testing, and Prevention

Recurrent UTIs in men often involve the prostate, poor bladder emptying, stones, STIs, or obstruction. Learn symptoms, tests, treatment options, prevention steps, and when to see a urologist.

A urinary tract infection in a man is not something to brush off as “just a bladder infection.” Men can get simple bladder infections,...