Seems like really bad anxiety, or possibly atrial fibrillation.
Dichotomous Key is an important tool in determining the identity of an organism and other objects in nature. Hopefully I helped :) Give me 5 stars and brainiest!!
B - Sebaceous Gland
The Sebaceous Gland is an accessory organ of the integumentary system.
Hope this helps!
Keep the body part below the level of the heart to improve blood flow in the compartment. Limiting physical activities to low impact if any. Apply ice to the affected area after exercising, massage if great for any condition