These regulate the immune system to fight the infection. When the body loses control of this response, it triggers damaging changes to the …Read more.

Bacteria are single-celled organisms that exist in their millions, in every environment, inside or outside other organisms. Some are harmful, but others support life. They play a crucial role in human health and are used in medicine and industry. Learn about the types, lifecycles, uses, and hazards of bacteria here. Read more.

MRSA is an infection caused by a strain of bacteria that are resistant to certain antibiotics, including penicillin, making it challenging to treat. It can spread from person to person and can survive for long periods on surfaces and objects. Find out why MRSA is a concern and what can be done to treat and prevent it. Read more.

Scans spot inflammation in arteries before they harden. Read more.

Prevention is the best treatment for clogged arteries. Learn about causes, prevention, treatment, and risk factors for plaque buildup and atherosclerosis. Read more.

A recent study warns that women with low levels of low-density lipoprotein cholesterol, sometimes called “bad cholesterol,” may face an increased risk of bleeding stroke. Read more.