What organs are on the left side of your body? Your body is like a well-organized machine, with each part serving a unique function. On the left side, you’ll find essential organs like the heart, spleen, and part of your intestines and stomach. Knowing what’s on this side can give you a better clue when you’re feeling discomfort or pain.

Your Heart

Let’s kick things off with the heart, the organ that keeps you alive by circulating blood throughout your body. It’s slightly tilted to the left within your chest cavity. When you experience chest pains or discomfort, it’s often a good idea to consult a medical professional promptly.

Stomach and Pancreas

Another set of organs you’ll find on the left side are your stomach and pancreas. These two work hand in hand to break down food and manage blood sugar levels. While the stomach is primarily on the left, the pancreas extends to both sides but has a significant portion on the left.

Left Lung

In terms of respiratory function, your left lung is what you’ll find on this side. It’s slightly smaller than the right lung to make room for the heart. If you find it hard to breathe or experience pain on the left side of your chest, it could be a lung-related issue.

Spleen

Moving downwards, you encounter the spleen. This organ acts as a blood filter and immune system organ. It removes old blood cells and holds a reserve of blood in case of hemorrhagic shock. If you feel pain under your ribcage on the left, this could be the spleen talking.

Kidney

Although you have two kidneys, the left one resides slightly higher than the right. Its main job is to filter waste from your blood and regulate fluids. When you have lower back pain on the left side, consider that your kidney might be sending you a signal.

Intestines

The large intestine, or colon, also occupies space on the left side, mainly the descending and sigmoid colon. These parts are essential for the final stages of digestion. In people with gastrointestinal issues, discomfort often manifests on the left side.

Reproductive Organs

For women, the left ovary is also an organ situated on the left side. It’s a part of the reproductive system responsible for releasing eggs during the menstrual cycle. Conditions like ovarian cysts can cause pain on the left side.

Left Adrenal Gland

Above your left kidney, you find the adrenal gland. This gland produces hormones like cortisol, which helps you handle stress. Though small, it plays a big role in your endocrine system.

Muscles and Other Tissues

Besides these primary organs, several muscles and tissues also occupy the left side of your body. For example, the diaphragm separates your chest and abdominal cavities and plays a crucial role in breathing.

In summary, your left side is home to some of the most vital organs in your body. Each has its function and potential issues that can arise. Therefore, if you ever feel unusual sensations or discomfort on your left side, it’s wise to consult a healthcare provider.

Further Reading: What Organs Are On the Right Side of Your Body?