Several factors can impact the wound-healing process. Age is one significant factor, as the healing process tends to slow down in older individuals due to reduced skin elasticity and slower cell regeneration. Underlying health conditions, such as diabetes or circulatory issues, can also inhibit healing as they can affect blood flow and immune response. Nutrition plays a critical role, with adequate protein intake and hydration being essential for healing. Stress and smoking can negatively impact wound healing, while good personal hygiene can help prevent infection. Lastly, the size, depth, and location of the wound can influence the healing time, with larger or deeper wounds generally taking longer to heal.