With your arm twisted downward, slowly raise your arm. If this causes pain, you may have tendinitis! Grab the elbow on the side where you have shoulder pain (if your right shoulder hurts, then grab your right elbow) and pull it across your body. If this causes pain, you may have an impingement.
There are certain conditions that are more likely to cause athlete's foot, including: 1  Closed, tight shoes in which the toes are squeezed together. 2  Plastic shoes. 3  Damp socks and/or shoes.  Warm and humid weather 1  conditions. Very sweaty feet.  Minor cuts or scrapes on the feet or toenails.
Athleteâs foot can also be caused by: 1  Being in contact with warm, damp places. 2  Sweating a lot. 3  Wearing closed shoes, especially ones with plastic linings.  Poor hygiene, including not washing feet properly or wearing dirty 1  socks. Not drying feet after being in contact with water.  Keeping feet wet for long periods of time.