Freebase(0.00 / 0 votes)Rate this definition: Thistle. Thistle is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the family Asteraceae. Prickles often occur all over the plant â on surfaces such as those of the stem and flat parts of leaves.
Men's Health. Shock treatment may improve erectile dysfunction. An experimental therapy known as low-intensity shock wave treatment might improve erectile dysfunction, particularly for men with only mild to moderate sexual difficulties, a research review suggests.
A Stacy Wiegman, PharmD , Pharmacy, answered. Some studies suggest that certain supplements may benefit sexual function. For instance, one study found that taking supplements of niacin (vitamin B3) may help men with erectile dysfunction achieve erections. Asian ginseng also may help men with erectile dysfunction achieve and sustain erections.