These are the top 20 most painful things that a human can experience

We all know what pain feels like.

We've had cuts and bruises, some of us have had operations and surgeries, others had had illnesses and viruses. Things hurt and we all have different pain thresholds - however, this list (which is in no particular order) will tell you what some of the worst pain that a human can go through is. According to the NHS in the UK, there are 20 conditions that rank on a list of "pain so disabling" that they can stop you from doing daily tasks. Dr Gary LeRoy, a family medicine doctor told the Independent: “These are all very valid pain conditions that we commonly see in the healthcare setting. “Chronic lower back pain affects 80 per cent of the population at some point in their life because as homo sapiens who are bending, stooping, pushing and pulling, we end up with musculoskeletal back pain." He also noted that tooth pain can be extremely painful but people often dismiss it. “We often overlook the things above the neck and again, it is such a common thing." Here are the top 20 most painful things a human can experience (in no particular order):

• Shingles
• Cluster headaches
• Frozen shoulder
• Broken bones
• Complex regional pain syndrome (CRPS)
• Heart attack
• Slipped disc
• Sickle cell disease
• Arthritis
• Migraine
• Sciatica
• Kidney stones
• Appendicitis
• Trigeminal neuralgia
• Acute pancreatitis
• Gout
• Endometriosis
• Stomach ulcer
• Fibromyalgia
• Pain after surgery