Which of the following is likely to cause shin splints?

A.
Wearing tight shoes
B.
Walking uphill
C.
Tapping toes
D.
Starting too fast

To determine which of the given options is likely to cause shin splints, we need to understand what shin splints are. Shin splints, also known as medial tibial stress syndrome, refer to the pain felt along the shinbone (tibia), which is the large bone in the front of the lower leg. Shin splints often occur in athletes who engage in repetitive activities like running or jumping.

Now, let's evaluate each option:

A. Wearing tight shoes: While wearing tight shoes can cause discomfort, it is not a direct cause of shin splints. However, ill-fitting shoes that lack adequate support or cushioning can contribute to the development of shin splints.

B. Walking uphill: Walking uphill involves exertion on the calf muscles, which can increase stress on the shinbone. This increased stress can potentially lead to shin splints. Therefore, walking uphill can be a contributing factor.

C. Tapping toes: Tapping toes does not exert significant stress on the muscles or bones in the lower leg. As such, it is less likely to be a cause of shin splints.

D. Starting too fast: Shin splints commonly occur when a person suddenly increases the intensity or duration of physical activity. This sudden change places excessive stress on the leg muscles and bones. Starting activity too fast is a common cause of shin splints.

Based on the explanations above, the options that are likely to cause shin splints are B. Walking uphill and D. Starting too fast.