Here are 4 images showing how to take your pulse at your wrist.

Scleral buckling surgery is a type of eye surgery. It’s done to correct a detached retina. It can restore vision.

Robotic-assisted sacrocolpopexy is a type of surgery. It's done to repair pelvic organ prolapse. The surgery is done with special tools and a robotic controller.

Robotic-assisted myomectomy is a type of surgery. It's done to remove growths in a women's womb (uterus) called fibroid tumors. The tumors are not cancer. The surgery is done with special tools and a robotic controller.

Pulmonary interstitial emphysema (PIE) is when air gets trapped in the tissue outside the tubes and air sacs of the lungs. It affects newborn babies.

Post-thrombotic syndrome (PTS) is a condition caused by damage to veins from a blood clot. PTS can cause chronic pain, swelling, and other symptoms in your leg. It may develop in the weeks or months after a deep vein thrombosis (DVT) of the leg.

Posterior tibialis tendon surgery is a way to fix the tendon on the back of your calf that goes down the inside part of your ankle.

Pneumatic retinopexy is a procedure to correct a detached retina. It helps to bring back vision. It uses a special tool to fix the retina and a small bubble of gas to hold the retina in place so it can heal.

Photodynamic therapy for the eyes uses lasers and a special medicine that works when exposed to a type of light. It is done to treat age-related macular degeneration (AMD).

Supraventricular tachycardia (SVT) is a type of abnormally fast heartbeat. The heart normally beats 60 to 100 beats per minute. With SVT, the heart beats more than 100 times a minute. It may beat as fast as 250 times a minute.