Home > News Updated 15 June 2018 SEE: How much do you know about blood? Blood is essential for life, and there's much more to this red substance than you may think... 0 Joshua Carstens NEXT ON HEALTH24X Here's why your hay fever has been so damn out of control 2019-09-15 12:45 More: News advertisement Other news Medical Here's why your hay fever has been so damn out of control Diet and nutrition Sweet potatoes vs. potatoes: which are healthier? Nutritionists weigh in Diet and nutrition WATCH: Doctors warn of childhood diets Sex Shaving 'down there' won't raise STD risks Diet and nutrition What are electrolytes, and do I need to replenish them on the reg? Fitness WATCH: Is it more important to run faster or longer? Live healthier Heart health » 5 women share exactly what it feels like to have a heart attack 'I felt like I had a pill stuck in my throat.' Diet & Nutrition » 8 benefits of gherkin juice that will make you want to drink some ASAP Goodbye, salt craving.