Chronic constipation. Marks on my skin!

Age: 18 Symptoms Duration: Constipation, anemia, and other symptoms for 8-9 years Symptoms: 1. Chronic Constipation: I have been experiencing severe constipation for the past 8-9 years. Every morning, I attempt to have a bowel movement, but it requires a lot of effort and straining. Despite the effort, only a small amount of stool is passed, and I never feel fully relieved. This process repeats multiple times throughout the day, with only small amounts coming out each time. Recently, I’ve felt like my lower abdomen or rectal area is completely blocked. 2. Associated Symptoms: Headaches, especially after trying to have a bowel movement. Bloated sensation in the stomach, which feels uncomfortable throughout the day. Persistent fatigue and weakness, likely exacerbated by the constipation and anemia. 3. Anemia: I have had anemia for 8-9 years, which contributes to low energy and poor concentration and also experiencing pica disorder and notice sone marks on my skin